- Propane supply line from tank to home
- B-Vent in pantry closet
- Location of furnace and hot water heater
- A new one on me, 2 ac systems reversed
- Return air in kitchen
- Clothes dryer in bedroom
- Return Air
- Can't see ductwork in attic??
- Gas pipe extending from the sub-structure
- ever seen this?
- gas water heater in sealed garage closet
- Is duct insulation considered a combustible
- Surprise, surprise
- Black air filter
- Heat pump testing in summer
- Drilling a hole in a furnace vent for energy audit
- Underground abandoned oil tank
- CSST all the way to the heater
- A 95%+ furnace - flue in a tonwhouse.
- Flue pipe turned downward
- Garage ventilation or lack thereof.
- Furnace pulling combustion air from attic
- Boiler clearance
- ASTM E 84 vs UL2043
- Bleeding Condensate Drain Line
- 2 Flues
- Black iron pipe for cooling tower lines
- Foamed insulation at furnace
- What is this "alarm device"?
- Condensate line termination
- Exposed duct work at exterior
- Unknown Flue Pipe
- Flex flu pipe
- pipes in hvac return
- screen on furnace intake
- PVC pipe on HE furnace
- Gas Vent to Window Clearance
- Damper
- FP Thermostat
- R22 vs R410 warning ...?
- What would cause this
- furnace condensate and sump pump
- Plainspoken HVAC Tech
- dryer closet vented to outdoors?
- CPSC - Goodman Vent Pipes
- I can still smell the fuel oil
- Heat Pump vs. AC
- Exhausts house air?
- Air/handler in Attic
- CO detector
- B vent clearance
- AC register box openings
- Rusty ground air ducts
- Need source for this grate
- squished flue liner?
- Furnace Flue Questions
- 1 inch clearance to combustibles
- testing condensate pumps
- Primary Condensate Problem
- Asbestos tape
- High Humidity with Heat Pump
- mystery supply registers
- Return Air
- White powder below flue
- Have you ever seen this set up?
- Styrofoam blocks supporting furnace
- Smoke Alarm
- Flue Attachment Mystery
- Furnace vent in return air
- Anyone know the age and Ton for A/C unit
- HVAC Size? - Preston's guide?
- Partial Pan under Gas air/handler
- LENNOX Complete Heat HM30 combination heating system
- Garage Filter Compartment Door
- Crown furnace age?
- Furnace Closets
- Gas Furnaces
- Secondary condensate line
- Flex duct connections
- What gas fumes?
- How Old is This GE Compressor?
- Concord furnace age
- Furnae vent
- Condensing Unit Clearances
- Gravity roof vent help - texas coast 120mph exp C
- Filter Slot over attic stairs
- Condensate Drain Line
- Crawlspace vents
- Unlined Return Duct
- HAZARD: Improper fan-motor replacement wiring 'methods'
- Flue Vent Thru Roof
- Need to replace Goodman ducts
- CSST
- Cracks me up!!
- Unidentified pipe
- a little help here please
- HVAC unit controls light fixture
- Must have or Nice to have
- Condenser unit hold down
- Drain pipe material
- Screen needed
- Another pic
- Flex vent
- 240 Volt Cord Connected Electric Construction Heaters
- furnace venting on ac unit
- A/C secondary drain line
- Furnace in garage
- Garage furnace
- Electrical running through supply duct
- Frosty the Heat Pump
- Direct Venting through a chimney wall
- Moisture on Windows
- Do not view while eating or drinking
- condensing furnace draft fan
- Heat pump shutting off
- Proximity of exhaust fan to FA register
- Chrysler Furnace Age?
- Rust on 1 of 2 exhaust vents
- Furnace Vent to Window Clearance
- gfci outlet on furnace
- Burners immediately below A coil?
- Cat 1 Venting
- CODE FOR OUTLETS NEAR AC UNITS
- Supply duct through joist cavity
- convector intake blocked
- Heat pump return vent
- Age of Lennox Heat pumps
- New Style Furnace Disconnect
- Location of A/C Evaporator Coils At Downdraft Furnace
- HRV - Failure To Understand The Concept
- Age of Temco wall furnace
- Would you write this up ? See photo
- Vent near window
- flex ducts in concealed space?
- vent repair?
- trap primer?
- Ductless furnace system
- Clues to finding buried oil tanks.
- Venting
- oil to gas steam heat conversion
- Age for Moncrief (Luxaire) Furnace
- Dryer exhaust eroding masonry wall
- UV Filter Light
- Condensate line question
- Oil fill clearance requirements
- Gas pipe over flue vent - gas pack
- Inspecting & Testing an A/C's Performance
- Furnace B Vent Temperature
- A/C waterheater combo
- A/C waterheater combo
- Exhuast Gases from Condensate Tube
- Looking for info on condensing furnace.
- Can furnace combustion air be pulled from attic
- Furnance Vent
- Combustion Gas Tester False Positives
- frost on suction line
- Rust on furnace vent
- Maytag Heat Pump Age
- General rule for sizing gased forced air units
- Supply venting into garage
- Ice termites
- old humidifier?
- Heat loss
- conjoined furnaces
- Client Not Happy
- Secondary return grill location in laundry room.
- White Powder From Vents Maytag Furnace
- What is this
- High efficiency furnace
- Why A/C can't be tested in the winter
- Holes in A/C coil
- Copper pipe hangers
- 90% Efficiency Furnace
- Commercial Restroom Ventilation Requirements
- Getting quotes on HVAC system for my own home
- furnace T
- Silly question about heating
- Ice House Heater not firing...
- Inspectors responsibility?
- Flue pipe exposed in bedroom
- furnace in attached shop
- re; checking the electric furnace on heat pump.
- Vent too long?
- Fire blocking around B vent
- new boiler circulator chirps/meows
- size of unit
- which vent on top
- tankless & high% FAH vent placement restrictions
- Programmable thermostats burning out?
- Heat Pump Inspections
- Another return air question
- Good intentions but...
- Tiger Loop Question
- Yet another return air question
- 3-phase for AC compressor
- condensate drain requirements
- condo heat pump
- evap core corrosion
- Condensate drain into DWV
- Who would actually do this?
- gas furnace venting
- Conventional Gas Furnace Question
- It bears repeating...
- SERVICE SWITCH BY GAS JOINT
- Vent pipe material
- Scorching at Miller Furnace Manifold
- CatIV furnace venting near compressor
- Exhaust Pipe leak
- Furnace Ducting Work?
- inspection boilers
- What would you call this?
- Wood & Oil Furnace in same flue
- Propane Systems
- Would a heat pump do this ? Have not seen before
- How not to do an air return
- HVAC System
- FURNACE VENT PIPE IN BEDROOM
- Water Heater Age
- AC unit not tested due to cold weather.
- A/C EER
- Testing for CO near the plenum
- Exposed flexible duct passing through floor (SpacePak)
- Two appliances connected into single vent
- Clearances
- What is this? Part of a buried oil tank?
- Intake & Exhaust question
- Three gas units on one vent?
- Heater in Crawlspace
- Z Flex Improper installation
- Metal duct near crawl space floor
- In Floor and Baseboard
- Return vent locale
- thermostat wiring splice
- Home-built boiler works well
- Gas Fired Residential Furnace Power Cable
- Thermostat Location
- Can you find the date of manufacture on an ac unit like a water heater or furnace?
- Oil refractory
- Think Outside the Box
- The Anti-Trap
- Return Air
- Furnace / Boiler Shutoff Location
- Vent stack on boiler
- Register for Makeup and Combustion Air
- venting
- OLDER THERMOSTAT AND NEW CONDENSER
- black iron and galvanized pipes
- Venting question
- Air circulation fan
- Air Handler Mounting Requirements