• Whirlpool Commercial - Business Center

    May 03, 2012· Each of the dryers exhausts 200CFM of air while running, the only thing is that I have 20 of these things in a 1500 sq ft space. This will equate to 2000 CFM of makeup air without even accounting for ventilation for the space. How do people do this? With that amount of makeup air I would need an outside air unit which the owner could never afford.

  • Makeup Air | Pro Remodeler

    Dec 31, 2009· Here is my conundrum. Running a clothes dryer blows approx 100 cfm of air out of the house if installed within the building envelope. My concern is paying for the makeup air coming in at 90+ degrees and 55%+ humidity. But my wife absolutely does not want the washer and/or dryer in the garage.

  • Make-Up Air for Clothes Dryers

    Oct 04, 2011· Just having a make-up air duct in the room with the dryer is an obvious alternative, but I'd like to avoid drawing cold outdoor air through the room. Our climate is mild enough that having cold outdoor air ducted directly into the clothes dryer should …

  • : broan make up air

    Heating system will be a direct vented propane boiler with in floor radiant and an indirect water heater. The house will have a 600 CFM range hood and two electric clothes dryers, these appliances will need make up air provided in order to operate correctly without depressurizing the house.

  • MAke up air for your clothes dryer - Fine Homebuilding

    Oct 06, 2012· Does anyone know where the air enters an electric clothes dryer? I am wondering if the air to dry the clothes can be ducted to the clothes dryer so the dryer will not use conditioned air from a very tight home. Does the air enter from the bottom of the machine or back? Is there any way to connect a duct to the dryer like furnishing combustion ...

  • Clothes Dryer Makeup Air - A Better Way? | Terry Love ...

    2018 IRC, G2407.5 —Makeup air provisions: “Where exhaust fans, clothes dryers and kitchen ventilation systems interfere with the operation of appliances, makeup air shall be provided.” But these excerpts still don’t provide any insight into when makeup air is required and how to provide it.

  • Ducted supply air to Clothes Dryer?

    6.6005.1c Makeup air : If natural draft combustion appliances are present and if worst-case CAZ and/or other performance based testing is conducted and indicates a need for make-up air, make-up air will be provided in accordance with the current version of ASHRAE 62.2 and in compliance with the authority having jurisdiction.

  • Fresh Air Duct for Electric Clothes Dryer ...

    MakeMake-Make-Up Air for DryersUp Air for Dryers Make-Up Air. • Z223.1-2002 9.4 Clothes Dryers. Sub Title Provisions for Make-Up Air. Provisions for make-up air shall be provided for Type 2 clothes dryers, with a minimum free area of 1 sq.in. for each 1000 Btu Sub Title per hr total input rating of the dryer(s) installed.

  • MAS-1 - Field Controls MAS-1 - Make-up Air System w/ 6 ...

    IIRC you only need make-up air if the thing is pulling more than 200cfm out of the room and it's a fairly tight room. I doubt your water heater pulls anywhere near that much, but a gas fired clothes dryer might. You might still need make-up air for kitchen exhaust hood volumes too.

  • Laundromat Make-Up Air. - HVAC/R engineering - Eng-Tips

    Oct 23, 2007· MAke up air for your clothes dryer. edwardh1 | Posted in Energy, Heating & Insulation on October 16, 2007 12:38pm same question- seems a clothers dryer that runs for an hour per load blows a lot of inside air to the outside. How can you get it to run on outside air? ... Just put a make up air line into the laundry room like we do.

  • Laundry in closet? | Int'l Plumbing, Mech'l & Fuel Gas ...

    Oct 21, 2019· Where exhaust fans, clothes dryers and kitchen ventilation systems interfere with the operation of appliances, makeup air shall be provided. #4 mtlogcabin , Oct 18, 2019 jar546 likes this.

  • Tjernlund CPC-3 controller enables 'on-demand' make-up air ...

    Field Controls 46231900 MAS-1 Make Up Air System With 6" Intake Hood and Air Damper. $90.41 $ 90. 41. FREE Shipping. Only 2 left in stock - order soon. More Buying Choices $89.98 (7 new offers) AIRLET 200 Fresh Air Inlet with White Exterior Grille (5”-9” Telescoping Sleeve) - Passive Filtered Fresh Air Inlet for Make Up Air.

  • Clothes Dryer Makeup Air | The Building Code Forum

    Feb 21, 2003· Make-up air can come from the bedroom. That is not prohibited…only combustion air from the bedroom is prohibited…go figure. See IRC G2437.4 (613.5) If you draw your combustion air and make-up air from outside, your all set. Make sure the dryer is listed for use in a closet and follow the manufacturers installation instructions.

  • Dryer Exhaust Systems

    Field Controls MAS-1 - Make-up Air System w/ 6" Intake Hood - The Field Metering Air System consists of an intake air hood which is installed through the wall to allow outside air in. The hood is connected via flexible 6" duct or standard duct pipe (not included) to our metering air device mounted on the return/supply air plenum.

  • clothes dryer makeup air - InspectionNews

    Nov 13, 2012· How should I interpret this: G2439.4 (614.5) Makeup air. Installations exhausting more than 200 cfm (0.09 m3/s) shall be provided with makeup air. Where a closet is designed for the installation of a clothes dryer, an opening having an area of not less than 100 square inches (0.0645 m2) for makeup air shall be provided in the closet enclosure, or makeup air shall be provided by other …

  • UniMac Laundry Engineering and Planning Handbook

    •The tumble dryers do not use conditioned room air for combustion make-up air. This makes operating both the environmental system and the tumble dryers less expensive because air cooled to 75 degrees F (24 degrees C) is not taken from the room and reheated to 160-180 degrees (71-82 degrees C)!

  • The Basics of Makeup Air - Fine Homebuilding

    I posted the below in response to a member asking about using a commercial dryer in a home setting. There were no more posts after mine, so I'm reposting here in hopes that other members will share how they allow for "make-up air" when running a clothes dryer.

  • Make up air strategy - GreenBuildingAdvisor

    the required area for entry of make-up air. Continued on other side Fox Lake Laundromat is located in Fox Lake, Illinois, features 54 large commercial dryers that require up to 20,000 CFM of make up air. Benefits for owners include minimal exterior openings, lower construction costs and improved dryer performance with lower operating cost

  • 6.6005.1 Clothes Dryer | Standard Work Specifications for ...

    Make up air is the air that is brought into the room to replace that which has been exhausted by the dryers. Obviously, a double-load dryer exhausts more air than a single-load dryer does. Providing for the make-up air is particularly important where laundry rooms are located on every floor, since airtight fire doors are generally used.

  • Combustion air and/or exhaust air makeup ...

    Makeup air is outside air that replaces air exhausted from inside the building. In most houses, there are several appliances that push or pull air out of the house, including clothes dryers, bathroom fans, fireplaces and kitchen range hoods. When even one of those appliances is operating, it depressurizes the interior. Nature abhors a vacuum, so to restore the pressure balance, outside air is ...