- 8,578 Archived Heating, Ventilation, Air Conditioning Posts
- Laars Heating Systems Recalls Gas Boilers and Water Heaters
- Crawlspace vent fan
- Missing A/C Condensing Unit - Take 2
- High Efficiency Flue Termination
- a/c disconnect
- Passive Solar Heating Help
- No replies in the roofing section, maybe here
- Vent Tee
- Recall to Repair Gas-Fired Hot Water Boilers
- Commercial zone system,
- Trained Chimpanzees Install Flue Pipe
- Thar she blows!
- How would you write this up
- Magic Heat
- SEER rating
- Staining on exterior wall near A/C
- Metal ducts
- Galvanizing Flaking Off Single Vent
- Return Air
- Gas meter
- condensate drain connection
- Furnace vent
- Age for Weil-McLain Boiler?
- Condensate leak at furnace exhaust
- Secondary drain setup
- condensate drain routing
- black flex gas line
- return over range in kitchen
- Disconnected Wire
- Air handler plenum
- AC Fuel Source
- Gas Dryer in Bathroom
- corrosion around threads
- Cracked Plastice Vent
- Rheem furnace age
- To Evaporator Coils-One Condensor
- Deposit on boiler vent
- Aluminum duct at the water heater
- Furnace vent installation
- White "powder" at furnace exhaust tube
- Code reference for b-vent support
- Who needs 6" of clearance for single wall
- No safety Pan
- Condensation On Flue Pipe
- Dryer Vent Next To Condensing Coil
- Heating duct rusted out in slab
- filter on gravity furnace
- Heat Pump?
- Bryant furnace age
- Plenum length
- Furance Access.
- Temp dif split
- trap
- new HVAC techs among us
- Help with Manufacture Date, please
- Size of condenser
- Exposed wood joist in return air
- A/C disconnect location
- Chimney within a chimney
- Air ducts
- What No permits who needs them!
- Wall temperature
- Primary drain line material
- dryer vent distance from gas meter?
- propane clearances
- Payne air conditioners
- Efficiency
- Ventilating Kitchen Island Electric Ranges
- Who makes Who and What!
- Can this be explained? Wooden box installed in firnace
- Supply Air Vent?
- Mismatched Lennox heat pump and high temp diffs
- Furnace vent
- A Little Hypocritical
- B vent support
- Fresh Air Return
- Great Foam Insulation
- AC Primary drain vent
- Foil tape on vent pipe
- Inspection exercise
- Thermostat location?
- crawl humidifier
- Furnace Age
- A/C condensing unit location?
- Wall heater register
- Mutiple flues
- breaker size
- Flex vent pipe
- fresh air is over-rated
- Vent Damper
- Micky mouse was at this house
- Nutone Air-to-Air Heat Exchanger
- Kitchen boiler
- Restricted, crimped air ducts?
- Plastic exhaust vent
- Amana? Goodman? Maytag?
- A/C & "Great Foam"
- Water Detection Device
- A/C Capicity - Austin, Texas
- Catch pan drain line
- Condensate?
- Buried LP tank
- Condensate Tray
- Suggestions for recommendations
- Average cost of new duct work?
- Traps on Primary Condensate lines
- Identifying Stream Systems
- block support for furnace
- Service Techician Note
- Flex ducts on joists
- Air ducts/electrical cable
- Cardboard supply ducts in slab
- Gray PVC for direct vent furnace
- Flue Pipe Handrail
- Gas line questions
- P-trap on wrong side of vent
- Vent support
- HVAC Help Please
- Made in China
- Help with age of units
- B Vent Window Clearance
- Armstrong A/C SEER rating?
- Waterford furnace age?
- P-traps
- heater burns gas or oil
- Hi/Low vents terminate in the attic?!
- air handler in crawlspace
- Terminolgy help
- Three Stooges HVAC
- condensate pump tubing
- problem?
- Armstrong Oil Fired Furnace / Vent Connection
- Comfortmaker furnace age
- Combustion vent location
- High Efficiency Furnace Intake/Exhaust Setup
- Vent pipe
- Code help for Dryer duct
- SIngle wall?
- Gas shut off valve location
- duct-tape on supply ducts
- air ducts in closet
- HVAC disconnect
- fuel ga code prior to 2000
- Hi-Efficiency Furnace Exhaust Flue Not Level.
- Garage Vents
- Flexible gas pipe
- Buried Refrigerant Line and Run Distance ?
- Secondary drain overflow shut-off
- for that earthy smell...
- Return air balance
- Those Condensate Traps Really Work
- vent on wrong side of p-trap
- carbon build up at draft hood - furnace
- fireplace flue now hvac duct
- Scientific Atlanta DCU-S2100 Control
- Primary drain line
- A/C Evap Drain Piping Trap
- Scary looking vent pipe.
- Combustion Air in Crawl Space
- Whoopsie
- Bitchy Builder - air ducts
- SIngle wall?
- Rust inside 2004 furnace
- where all the vent pipes are above average
- the week for strange
- Type B vent pipe strapping
- Furnace Age
- Unusual Air and Noise from Bath Sink - AC primary drain
- Suicide Vent
- Flu blowing on gas union
- testing AC float-switch
- Vent clearances
- Help with size of unit
- Miller mobile home furnace dating
- SEER rating
- serial #
- Help out AC unit
- Galvanized Pipes on Hot Water Heating Systems
- Heat source or Not
- Flue in return air.
- Stange vent
- Combustion Air?
- Cold air return
- Age of Fedders Corp Furnace???
- Unusual vent size and insulation
- Chillers
- Possible Dispute with HVAC tech
- HVAC return air
- Am I just being too picky?
- Gas Appliances in Bathrooms and toilet rooms
- Age Help
- Combustion Air Source and Cat IV Efficiency
- what does manufacturers say?
- Clearance for an air conditioner
- church HE and vent
- Elbow support requirement
- What do manufactures say: #2
- Who can spot the cheese?
- You Are Getting Sleepy. VERY SLEEPY!
- A/C Service Disconnect
- Sweating Plenum
- AC condensate drains and condensing furnaces (Whey? Yet again?)
- AC Condensate drain - related question
- Here we go again...
- Condensate drain diagram
- CAT IV Termonology
- A/C Unit
- gas pressure regulator locations
- Lennox Hot Water Boiler Age?
- AC unit age
- Central A/cC Unit & Gas Water Heater Same Closet?
- Arrggggh
- Fancy new AC condensate removal method...
- Updraft furnaces
- Do Cat IV furnaces require a direct vent intake?
- Is this a 3-ton System?
- Armstrong Furnace Age & Damage
- AC return in kitchen
- Help dating Singer AC unit
- Info on Rheem REAB 1415 J
- Wood supports, electric furnace
- filters: pleated vs. brillo pads
- strange furnace install
- Furnace accessed from bedroom
- Gas Drip.
- Could not locate dryer vent termination
- East TN installation
- 3.5 ton for 2100sf house
- Heat duct in garage
- furnace vent
- Plastic power vent to metal vent at brick chimney
- Condensate switch
- Electric furnace disconnect switch
- Dryer vent roof jack
- How many supply vent and registers?
- Age Help
- Gurgling Condensate drain
- Foam Monster
- Scorching around freon lines...
- Leftover or for future maintenance ??
- Tight seal on Flex Duct ... Not !!
- "Insider" indoor heat pump
- Different sized furnace vent pipe segments
- Viallant Boiler age
- Clothes Dryer Outlet/Sock
- Flex Air Duct allowed?
- Thermostat Location ?
- What would cause thgis type of damage?
- Return Vent over Tubs?
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