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Asked 3 months ago By Earl
I live in northern Maine and heat with a forced air oil furnace.  I recently discovered that I have a radon gas problem.  Will your ERV unit help bring radon levels down? V/r, Earl Lizotte
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Asked 3 months ago By FKC
Category: General Questions
What size BTU output furnace do I need in Tucson. Home is 2842 sq ft single story. Built in 2001. I have 2 furnaces currently at 60K btu output and two 3 Ton AC condenser units. Installer wants to replace old with 2 new American Std 48000 btu output ...
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Asked 3 months ago By Anonymous User
Category: General Questions
There are 6 hvac exhaust machines outside my apartment, that I think go to my building. But they are so terribly noisy that it's impossible to sleep, study or even think strait. Can we turn them off? I think when we turn off the ac, one of them goes ...
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Asked 3 months ago By Anonymous User
Category: Curbs
how to install curb CRBV-VOYCCFA-11 series and can this style be anchored to concrete
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Asked 3 months ago By Anonymous User
Category: Economizers
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Asked 3 months ago By Dug
Category: General Questions
How many vents @ 10"x18" do I need for a five ton commercial system in a open room 60'x20'x18'.  
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Asked 3 months ago By Website Design and SEO for Heating and Cooling Contractors
Category: HVAC Controls
Yeah!Great info Thank you
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Asked 3 months ago By Kevin watson
Category: Curbs
Do u have a carrier curb adapter for a carrier 48hd900x031?
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Asked 3 months ago By Jim
Category: Economizers
Is there an installation manual for PECD-PRCCECA-DYDB-2MHR power exhaust?
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Asked 3 months ago By Tom
Category: Curbs
Is the roofer or HVAC contractor responsible for assembly and desired location of curbs
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Asked 3 months ago By engr
Category: Hoods
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Asked 3 months ago By Mike
when the outside temperature and humidity becomes high, e.g. 90/90, the inside temp/humidity also climb up and is very uncomfortable- 80/80! Our builder tells me to climb up to my attice, where the ERV is lcoated and simply unplug the ERV during thes...
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Asked 3 months ago By Anonymous User
Category: HVAC Controls
hoe can I lower static pressure in an ahu
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Asked 3 months ago By Anonymous User
Category: Curbs
The replacement unit has different dimensions form the old unit. The old unit dimensions are 80"x80" and the curb that is built in to the roof is 79 1/2"X 79 1/2". Is there a curb adapter that you can recommend to place on top of the existing roof to...
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Asked 3 months ago By Jose
Category: General Questions
Hello, I've been studying HVAC for about a month now reading several documents, standards & guides. One thing that it's not clear to me is this: Where I work we have subcontracted de HVAC design of some projects because here we don't have HVAC ex...
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Asked 3 months ago By Mike
Category: Economizers
I need an economizer that can be installed on an existing exposed, horizontal return air duct on a roof top unit.
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Asked 3 months ago By Anonymous User
Category: HVAC Controls
Hi, What is the difference between a mode 6 and mode 8 actuator?
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Asked 3 months ago By NICK
Category: General Questions
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Asked 1 year ago By Rick Furance
Category: Curbs
Current HVAC unit: Carrier 48 DR 012 over a 77" wide by 70" roof opening (Carrier unit replaced an earlier, larger unit. Roof opening size was kept the same at the time). Replacement Unit: Trane YSC120F with base dimension 88 5/8" long (parallel to t...
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Asked 1 year ago By Arshad
Category: HVAC Controls
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Asked 1 year ago By Anonymous User
Category: General Questions
Can you please provide me specifications on your model MB-GP1TA-D00B?  Thanks,  Adam
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Asked 1 year ago By Anonymous User
Category: General Questions
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