mechanical code condensate drain

f. Drain Pan - Shall be of sufficient size to catch all condensation from any part of the unit. About the Business. If you're interested in reading another article about drain cleaning best practices, check out this article. Also, about that shared drain idea, 3345 Sunrise Blvd.Suite 5Rancho Cordova, CA 95742, Mon Fri: 7:30 am 5:00 pmSat: 8:00 AM 2:00 PMClosed Sunday, HomeAboutServicesFinancingReviewsLearning CenterService AreasContact, Mitsubishi Variable Speed Ducted Heat Pump, get your official Fox Family merch available on Teespring.com. it is a good practice to insulate them to eliminate any chances of condensation. Piping that conveys fluids that have a design operating temperature range between 55F (13C) and 105F (41C). Cite this article: FindLaw.com - Code of Federal Regulations Title 9. Buy gasoline transfer pump irg bglb 200-250b (179/14), 11kw, 1480 ex, pumps by $2,713.77 Professional selection Engineer's advice Fast delivery Extended warranty +38 067 360-71-01 Materials 10. Does anyone have any information about this topic? --- According to the IMC, 3/4 is sufficient for up to 20 tons unless the drain outlet size is larger than 3/4. So, if we are supposed to drain the primary into the drainage system of the house, can we terminate the drain line over a gutter and let the water fall into the gutter, where it will continue to the ground to an approved area? My warranty company will not cover modification to my condensate drain line because the "items not covered" in my contract list the condensate pump.". Complies with Southern Building Code. Strong . And the typical application in the install guide only shows this line running to a floor drain, and of course includes an air gap. nuisance." It's possible that the owner has got a report from an inspector who, under the aegis of being through, reported this condition as a concern or possible concern. IP Enclosures IP-GRPDD084 CONDENSATE DRAIN, distributed by Kempston Controls. The vent opening should always rise above the trip level of the condensate overflow switch when it is in the primary drain line or pan or above the secondary/aux overflow port on the primary drain pan. A point I want to make to installers: we can get caught up in this little 6 by 4 area were installing in and not be mindful of the complete drain line. Piping and Piping Supports 12. Condensate overflow switch 3. Were required to get a strap on it every four feet. Roof Drainage Terminology. GerardThe manufacturer of your air handler is the final authority on this installation detail but in my OPINION while it's common to see an air handler set into a drain pan on wood and sometimes other materials, a rubber anti-vibration pad would be a better practice for two reasons: what is the code for the primer used for gluing pvc schdule 40 pipe for refrigeration evaporators in a 36 degree cooler? The conventional gas-fueled tankless water heater produces hot exhaust that also contains acidic moisture from the combustion process, and has to be vented through a corrosion-resistant chimney. Its the contractors responsibility to give them a choice and educate them about the options and what the thorough diagnostic process looks like, including balancing the home and checking the pressure in relation to the outdoors. At the very least, a cleanout is required by code. Excerpt: The condensate drain does not require a trap. Really? I often find that the flexible condensate drain tubing is not carefully installed nor supported to maintain drainage slope throughout its run. -- [Thanks to Al Carson, Carson Dunlop Associates, Toronto], Note: new in 2015 is the ICC IMC 307.2.5 & IRC M1411.3.3 Drain Line Maintenance code for 2015, The ICC, under "Drain Line Maintenance" requires that, Condensate drains shall be configured to permit the clearing of blockages and performance of maintenance without having to cut the line. When doing load calculations (Manual J), we need to know how much of the heat load, especially the latent heat load, comes from leakage in the building envelope and the ducts. Enforcement of the condensate-neutralization codes will likely increase as the problem . In order to facilitate the connection to the sink I plan to use a sink drain pipe with an integrated male angled tube connector (same as used in kitchens to connect a garbage disposal). Thank you for your help with this matter. We did not discover this until we brought a washer. To get the data we need to design systems that mitigate those issues, we need to do a blower door test. Piping shall be at least 3/4" in diameter and shall not decrease in size [throughout its run from the condensate drain pan to its final disposal destination - no constructions by diameter]" There are two types of drains commonly used and requested by the mechanical engineer, in addition to two functions the drains provide from a plumbing standpoint. Including recorded tech training, interviews, diagnostics and general conversations about the trade. The idea here is to maintain straight alignment, a uniform slope, and strap or support the drain lines at proper intervals as guided by the installation manual and code books. Not illegal but does sound as if there was a problem with the condensate drain system. That leaves us a lot of wiggle room for interpretation and a lot of authority to the AHJ (authority having jurisdiction) and design professionals to establish what is and what isn't an approved location. Here are a few good guidelines: IMC 307.2.2 tells us that an A/C condensate drain inside diameter should not be smaller than 3/4 and should not be smaller than the drain pan outlet diameter. Proficient in handling the entire gamut of Plant Layout Design, Isometrics, Support Engineering and Stress Analysis.<br>2. To know what this code is about, you can read it in the article below. The tables of pipe insulation shown here are interesting in that each gives insulation thickness required in inches without specifying the insulation material though Table 503.2.8 does give an assumed R-value per inch of insulation. These. Code (IPC), International Mechanical Code (IMC), 2006 Uniform vibration combined with condensation (and perhaps actual condensate) between the brick surface and the metal housing of the air handler invites corrosion and over a longer term, damage to the unitA vibration isolating pad such as the Wagner MP-6E EVA Anti-Vibration Pad 6x6 Inch Square by 7/8 Inch Thick pad shown below is a better practice. Sharing a condensate drain downstream from the AC unit MIGHT be OK provided its capacity is not exceeded and of course that the condensate drain is installed to drain to an acceptable location (such as outdoors, not onto a sidewalk etc) and terminates where it won't be blocked by snow, shrubbery, etc. Can I use a little giant type condensate pump with 3/4 into the pump, and 3/8 out of it? But that excerpt really isn't talking about condensate drains when read in context. PHMSA notes that during transportation, the gas mixture or its components may partially liquefy, forming condensation on the container wall, if ambient temperatures are lower than 20C (68 F), but still above -50C (-58 F). Energy code: Section 503.2.8 Piping insulation. Uniform Mechanical Code. I'm preparing to install a DIY mini split on the back wall of my garage which is an interior wall. The red oval and line mark a critical point where nail plates must be installed to protect the drain line from puncture by future drywall screws or nails. [], Here is part 2 from Michael Housh from Housh Home Energy in Ohio. The most recent code is the International Mechanical Code (IMC). [7] 2006 ICC Model Building Code Chapter 3, General Regulations, New Jersey Mechanical Code, web search 8/2/2012, original source: http://www2.iccsafe.org/states/newjersey/NJ_Mechanical/PDFs/2006_Chapter%203-General%20Regulations.pdf. Try the search box just below, or if you prefer, post a question or comment in the Comments box below and we will respond promptly. The backfill under and beside the pipe shall be compacted for pipe support. Typically a condensing tankless water heater doesnt require a condensate trap (American cited below) Obviously, I need to ask the builder why he didnt use the sink in the laundry room. If you are making use of a water heater - to produce domestic hot water used for washing and bathing - water flowing through the heater is pushed by building water pressure, from a municipal supply or from a well water pump or a pressure booster pump. AMERICAN COMMERCIAL CONDENSING TANKLESS WATER HEATER INSTALLATION MANUAL [PDF] Recently learned for 5 ton draw-through systems, the 3/4 PVC exiting the coil needs several inches of vertical drop to sufficiently create enough water volume & weight to stop back pressure which clearly created spillage/leakage from the drain pan. In this blog, well be talking about the importance of installing condensate drain lines correctly so the system doesnt cause damage to your customers home. My opinion also is that the cost of tubing or plastic drain lines for a condensate pipe is trivial, just a few dollars, and perhaps not worth your time arguing with your warranty company. We also provide an ARTICLE INDEX for this topic, or you can try the page top or bottom SEARCH BOX as a quick way to find information you need. This applies to gravity / natural drain with no condensate pump assistance. Fortunately there's a utility sink directly below it. See detail, Moved to CONDENSATE DRAIN INSULATION REQUIREMENTS. 1. In mechanical rooms, insulation will prevent any sweating . DO NOT send a larger-diameter condensate drain outlet into a smaller-sized pipe: there's risk of blockage, overflow, etc. Our Comment Box is provided by Countable Web Productions countable.ca, Click to Show or Hide Citations & References, Codes & recommendations for HVAC Condensate Drainage, CONDENSING BOILER/FURNACE CONDENSATE DRAIN, Al Carson, Carson Dunlop Associates, Toronto, AIR CONDITIONER SLEEVE OUTDOOR DRAIN KIT INSTALLATION INSTRUCTIONS, Amana, ARUF & ASPT AIR HANDLER INSTALLATION & OPERATING INSTRUCTIONS, Amana CONDENSING GAS FURNACE SERVICE MANUAL, AMANA GUCA GCCA CONDENSATE DRAIN LINES 2. Or use the SEARCH BOX found below to Ask a Question or Search InspectApedia. Condensate Drain Code Requirements Pumps 10. Condensate waste and drain line size shall be not less than 3/4-inch (nominal) diameter from the drain pan connection to the place of condensate disposal. @Amy, by InspectApedia-911 (mod) - ensure proper condensate tubing routing. On 2021-10-01 by inspectapedia.com.moderator - how far away can I install condensate p-trap? Phoenix Mechanical Code; Sections 510(a) (Condensate Disposal) and 1701(c) (Cooling Towers; Wastewater Disposal): Sec. We live in Texas and I can't find a clear answer on if that is required or not. Plz share the about TFA system what is a actually suction pressure and how is it work, Treated Fresh Air Units (TFA) are also known as Fresh Air Handling Units (FAHU). . Infiltration Skeletons Behind Closed Doors w/ Genry, All fuel-burning appliances require oxygen to burn. It may not be defined as a public walkway, but it would still be a nuisance for the homeowner and family members who must walk through that wet spot every day during normal activities. Good tips and knowledge. a conventional P-trap in the condensate drain will not protect against all sewer gas backup possibilities. Prevent materials from entering and clogging roof drains and conductors and from spilling or migrating onto surfaces of other construction. - use an Appliance Wye to connect a condensate drain to an existing washing machine standpipe or other drain. (IRC), International Building Code (IBC), International Plumbing It says that it must be disposed of into an approved location and that it shouldn't be dumped on walkways, streets, or alleys as to cause a nuisance.. Anything over 20 tons uses larger diameter piping. @V.F.G., usually there's no problem sharing that drain between condensate vent and washing machine; Meanwhile COMPARE these example instructions that discuss proper condensate drainage for a condensing tankless water heater: This is part two in a series on a deeper look into the sensible heat rate equations. I live and work in Florida, where most of our fuel-burning appliances are 80% efficient with open combustion. Its a new build. . Residential HVAC installers have to understand so many facets of the construction industry. Attached is the picture. Bob,In new HVAC condensate drain installation when the drain is run through framed walls, use of a flexible plastic drain line is common - as shown in the photo I'll attach below and as is described further at inspectapedia.com/aircond/Condensate_Drain_Problems.phpHowever in my OPINION a better installation uses rigid PVC pipe, properly sloped 1/8" to 1/4" per foot. On 2019-08-05 by (mod) - problems with flexible condensate drains run through walls. An old foreman of mine always liked to glue in his PVC with the lettering facing away from the perspective of the person sitting on the platform. Piping that conveys fluids that have not been heated or cooled through the use of fossil fuels or electric power. We have all kinds of great videos about your homes hvac system. cooling coil or fuel-fired appliance that produces condensate: 1. The drain pan shall be fabricated of not less than 16 gauge galvanized steel with all corners welded. Many will point to where the ICC energy efficiency code states: N1103.3 Mechanical system piping insulation. Dont forget to get your official Fox Family merch available on Teespring.com. CMC 310.3 says condensate waste pipes must be made from materials designed to work with that type of condensate drainage. Depending on the actual RH and temperatures involved (and some other factors), that combination may result in sufficient water condensing on the outside of the condensate drain line in that space to cause dripping, wetting, inside the return ducts. Sharing a drain downstream MIGHT work depending on condensate drain material, size, capacity, routing, etc. See attached pic for mock-up. Bob, continuingHere is Diversitech's 5/8" flexible AC condensate drain tubing - sold at Home Depot and at HVACR suppliers and plumbing suppliers, What type of piping or tubing is used for condensation drainage inside a wall on an inside unit of a split unit. health and safety concerns are reviewed. Continue readingat CONDENSATE DISPOSAL, IMPROPER or select a topic from the closely-related articles below, or see the complete ARTICLE INDEX. A neutralizer is easy to make with a length of 1 1/4 pvc pipe and some marble or lime chips. These pipe bevelers are used on PVC and CPVC plastic pipe including C900, Corzan CPVC, Bionax PVCO (C909) and also ABS. Can be found at http://www.deschampstechnologies.com. Some building design features also exacerbate problems presented by oversized HVAC systems. Those are not usually very noisy; check for malfunction, for mounting on padding, for alternative models, for relocation to a more remote spot that can still pump up to the necessary drain. It's often permitted but not the best solution to simply drip condensate into the laundry sink. The full text of the code is available through ICC, and the proposed amendments are available through the North Central Texas Council of Governments (NCTCOG). Seattle has adopted the 2018 International Mechanical Code, with amendments specific to our jurisdiction. Bottom line: The model building codes require a P-Trap on all plumbing waste lines that is connected to a sewer. Thanks so much for watching and well see you on the next blog! Condensate drain hose trap 5. Thank you. Find many great new & used options and get the best deals for Diversitech A/C Secondary Condensate Drain Pan 30" x 30" at the best online prices at eBay! On 2021-02-08 by (mod) - loud eyesore condensate system? Apologies for the delay. 9. If you have an iPhone, subscribe to the podcastHERE, and if you have an Android phone, subscribeHERE. I think the builder cramped as much into that small space to save money. When it comes to the mechanical code, there is no "nationally adopted code," but most states and localities adopt the International Mechanical Code (IMC). The Sanicondens Best Flat is capable of serving multiple mechanical systems up to a combined total of 500,000 Btu per hour. Excerpt: DO NOT operate without the condensate trap connected to the vent and routed to the proper drain. The IMC states that condensate drains should be trapped according to manufacturers' specs. Factory-installed piping within room fan-coils and unit ventilators tested and rated according to AHRI 440 (except that the sampling and variation provisions of Section 6.5 shall not apply) and 840, respectively. Terminology Usage in the Code of Practice . UV resistant wrap for linesets 4. Condensate piping shall be sized in accordance with CMC Table 312.3. On 2021-04-29 by (mod) - Condensate Removal Pump for a hybrid water heater. Downsizing the tonnage in retrofits or replacements usually has advantages, but it must be done right, and customers may not always want to do that. M1411.3 Condensate disposal. While most manufacturers don't specify this on gravity ductless drains, it is something to look out for. That's to primarily avoid the risk of sewer gases backflowing up into the unit as can occur in some drain disposal circumstances. P.S. There was considerable discussion of the condensate disposal requirements. How far away from a florida heat pump can I install the condensate p-trap. Available in over 20 convenient sizes. Thanks, Michael! Experienced in data aggregation, data<br>cleaning, data analytics, data visualisation, data calculation, problem . CONDENSATE DRAIN INSULATION REQUIREMENTS. Air Conditioner Condensate Drain Code The International Mechanical Code (IMC) provides specific rules and regulations on how to install, clean, maintain, and repair your HVAC condensate drain lines. A/C condensate drains & pumps: codes, installation, leaks, clogs, connections, troubleshooting & repair: This article discusses the inspection and repair or un-clogging of condensate disposal systems, including air conditioning, heat pump or condensing boiler/furnace condensate drains & condensate pumps, and their proper installation as part of our review of condensate piping, traps, drains, Im not sure if this is relevant to the answer, but the water heater has a neutralizer built in so that shouldnt be an issue either way. Vertical terminations must incorporate a condensate drain and trap as close as possible to the appliance. [i.e. The means by which the condensate waste is delivered to the termination point is as important as where we discharge it. MECHANICAL CODE COMMITTEE Edmund Velaski, Sr., CBOChair Chief Mechanical Inspector City of Mobile Mobile, AL Billy G. Hinton, Jr.Vice Chair . Puerto Rico and the U.S. Virgin Islands enforce one or more of the I-Codes. - ICC IMC 307.2.5 & IRC M1411.3.3 Drain Line Maintenance code for 2015, original source: http://www.iccsafe.org/, Devices or methods for providing condensate drain cleaning or de-clogging are discussed in this companion, article: CONDENSATE DRAIN CLEAN & DE-CLOG, The following HVACR condensate disposal recommendations summary cites, paraphrases, & comments on the widely adopted 2006 ICC model building code section on condensate disposal, section 307 [7], For the two Types of Condensate: Fuel burning devices vs Evaporators & cooling coils. In Florida, we always insulate horizontal portions of the drain because we would have consistent growth and water damage issues due to the high dew points if we didn't. Table 307.2.2 states: "3/4 up to 20 tons" Is this the same code you are referencing? Because typically the installation instructions for a condensing tankless water heater include this statement: Above: Table 503.2.8 Minimum Pipe Insulation Thickness, adapted from the 2010 New York State Energy Conservation Code. Energy code: Section 503.2.8 Piping insulation. @Hy, I'm still searching for a check valve that only allows the water to run down and put but stops potential gases from migrating up as a backup but so far no luck. If that's the case the owner ought to have had that information before the sale was completed. 17,112 satisfied customers. Kelli I need to understand more details of the situation - but in general the answer is sure - properly-connected. Water doesn't flow uphill, and if you tried raising the sides of a condensate pan to get condensate level high enough to drain by gravity alone, you're building a breeding ground for dangerous bacteria or Legionnaire's disease in the condensate that stays in the lower part of the pan. Sorry but I don't know another reliable solution. They both say pretty much the same thing. Our recommended books about building & mechanical systems design, inspection, problem diagnosis, and repair, and about indoor environment and IAQ testing, diagnosis, and cleanup are at the. Thermal Insulation and . Be mindful of the lettering on the PVC piping. In particular, when an air conditioner is shut down for long periods of time (say during the heating season) it is common for the water condensate contents of the trap to dry out, thus losing protection against sewer gas leaks backing up through that system. Make sure that there are no reductions in pipe diameter along the entire run. Thanks, Genry! eCodes@iccsafe.org. Your HVAC or AC unit condensate should be trapped close to the unit This would allow me to run from the hall where the unit and 11' ceiling is to areas where the ceiling is 10' and continue to where drain terminates. One thing you should prove to yourself if youre the one installing or modifying the current drain line, is to make sure you get a level on it. My OPINION is that the pump itself - the container and motor, sold as a unit - is separable from the drain piping or tubing. The requirement for the air gap on a dishwasher (you could use the same device) is to prevent accidental siphon of the trap as well as to prevent backflow of drain water into the draining appliance (dishwasher or condensate pump). As far as trap requirements, the IMC leaves them in the hands of the manufacturer. It's this an acceptable install? Mechanical system piping capable of carrying fluids above 105F (40C) or below 55F (13C) shall be insulated to a minimum of R-3. Chapter 307.2.2 Drain pipe materials and sizes ( 2012 Mechanical Code) states: Where the drain pipes from more than one unit are manifolded together for condensate drainage, the pipe or tubing shall be sized in accordance with Table 307.2.2. Tanks 11. This is just another prime example of how installers can set a system up for success down the road when another technician comes to service it. @John W., An example is this VENT-EXHAUST EXTERNAL TRAP INSTRUCTIONS [PDF] posted by Questar Gas. by (mod) IMC 307.1 and CMC 310.1 talk about condensate from the cooling coils we're installing in people's homes. Only the discharge of the condensate is regulated by the plumbing code, not the connection of the piping to the mechanical equipment. conveyed from the drain pan outlet to an approved place of disposal. N1103.3 Mechanical system piping insulation. Opening/closing doors and windows can also worsen the issues that stem from infiltration due to upsetting the balance of pressures in the home. The problem is the water from condensation has been leaking from the drip pan. Enter the email address you signed up with and we'll email you a reset link. An effective communicator with excellent relationship building & interpersonal skills. 2019 CALIFORNIA MECHANICAL CODE RESIDENTIAL CONDENSATE DISPOSAL REQUIREMENTS . Does this sound right? Mechanical system piping capable of carrying fluids above 105F (40C), or below 55F (13C) shall be insulated to a minimum of R-2. Plumbing Code (UPC) and the 2005 National Electrical Code." Scott04 Member Posts: 69 October 2006 Question [P] 888-ICC-SAFE (888-422-7233) OPINION: your local building code compliance inspector/officer is the final legal authority on HVAC condensate drain trap requirements. drain heaters; evaporation pan heaters; paragon defrost timers; self regulating heat cables; skope. On 2020-09-09 by (mod) - primary condensate drain had been capped off with no outlet. Required fields are marked *. Why would we be worried about draining our condensate liquid into the rain gutter? CONDENSATE DRAIN INSULATION REQUIREMENTS at InspectApedia.com - online encyclopedia of building & environmental inspection, testing, diagnosis, repair, & problem prevention advice. We also provide an ARTICLE INDEX for this topic, or you can try the page top or bottom SEARCH BOX as a quick way to find information you need. Any suggestion. As far as I know, the EZTrap does not have a vent. by InspectApedia (mod) - condensation has been leaking from the drip pan. Code requires that the condensate be connected to the building drain though an air gap connection and NOT physical to the drain. condensate pumps, and the detection and hazards of air conditioning system condensate leaks in buildings. The following are significant changes to the IMC and its proposed amendments. International: (202) 370-1800, Website: http://www.iccsafe.org/, Electronic / Digital products including copies of the ICC codes: 888-ICC-SAFE (888-422-7233), ext. This Q&A were posted originally at CONDENSATE DRAINS, CODES. Mechanical system piping capable of carrying fluids above 105F (40C) or below 55F (13C) shall be insulated to a minimum of R-3. Here is an excerpt from the Uniform Mechanical Code pertaining to the disposal of air conditioning condensate: Condensate from air washers, air cooling coils, fuel-burning condensing appliances, the overflow from evaporative coolers and similar water supplied equipment or similar air conditioning equipment shall be collected and discharged to an approved plumbing fixture or disposal area. Smoke pencils and other similar tools can give you an idea of the pressure in a home and how it could change when doors open or close. @Jack Mc., On 2020-01-16 by (mod) - placing an air handler on top of mason bricks sitting inside the drip tray proper installation procedure? Valves 18. We are discussing good practice in HVACR installation: materials, routing, and possible need for insulation on the condensate drain line. ft. (0.3 L/sq. condensate cannot drain adequately via gravity, usually because the application lacks conventional, below-floor drainage. 1. vibration transmission to the building framing (if the unit is installed on a wood frame floor or ceiling) will make the unit noisier than necessary2. Notice that one of the most common condensate disposal locations, connection to a plumbing stack vent pipe, is not recommended and is prohibited by building code in some jurisdictions. Since there is a lot of room for inaccuracy in extreme climates (especially those with high latent loads), many HVAC systems are oversized and underperform. When the AC condensate drain entry point is higher than the condensate drip pan outlet you have to either use a condensate pump - which is what I'd do - or disassemble and re-install the whole AC/Heat system to raise it so that it can drain by gravity. 510(a)- "Condensate from air-cooling units, fuel burning condensing appliances and the overflow from evaporative coolers and similar water- Think of it as similar to a dishwasher installation. 1.Show primary condensate drain piping on the mechanical plans. General Electric Zoneline instructions [8][9], Watch out: see the warnings and advice about health hazards in HVAC systems and condensate handling systems, This topic has moved to CONDENSATE DISPOSAL, IMPROPER. MECHANICAL DESIGN CRITERIA (PROJECT STANDARDS AND SPECIFICATIONS) TABLE OF CONTENT SCOPE 2 DEFINITIONS AND TERMINOLOGY 2 UNITS 3 CODES AND STANDARDS 3 GENERAL DESIGN CRITERIA 9. Your condensate line, also known as a "condensate drain line" or "condensate drain" does several jobs, but none are more critical to the functionality of your appliance than draining excess moisture outside of your home. Thats the most popular type of piping HVAC installers use today, but we can also use ABS, cast iron, or hard drawn copper. Viper Condensate Pan and Drain Treatment Viper Condensate Pan and Drain Treatment is a sprayable gel. . For those pump purposes, no condensate removal pump would be suitable. The result can be wet, moldy A/C insulation, increasing A/C operating cost and leading to a costly mold cleanup and duct re-insulating job. Thank you for the discussion. The inspectors say we if we discharge the condensate into the houses actual drainage system, it must be by means of an indirect waste pipe. On 2022-06-21 Pressure Vessel 12. Your A/C condensate line should be trapped right at the air conditioner or heat pump - usually at the condensate drip pan connection to the condensate drain. thanks, In order for a system that has 20 drain lines draining into a single 2-inch pvc pipe you must have all 20 traps designed properly and all must contain a water seal. Some condensate products might be too hot for the piping used for an HVAC condensate drain - such as that thinwall flexible plastic tubing found at many installations, (condensate from a condensing tankless water heater is at about 38C or about 100F) but standard PVC pipe, if that's what was used for the drain, should be OK. This creates a nuisance area of slippery water that, over time, can even start creating algae which are even more slippery. by (mod) - Can the condensation drain pipe be located behind a washer in the laundry room?

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