- Drain is sweating
- replacing demand with time/temp
- flat rate
- New Duct Velocity and CFM questions
- Confused
- Bryant, what tonage?
- Mr. Mark Beiser Part 2
- replacing Magic Aire
- mechanical code
- Dilemma: XLi14 or XLi16 ?
- new home
- noisy liquid line
- Gravity Furnace Replacement???
- Replacement Tstats......
- Refurb Time: Split Zone or Larger Unit?
- Compressor Question
- bypass valve lockout
- HVAC Options
- Comparison of noises on VS and PSC motors
- AC wont turn on but fan will.
- trane 2 stage
- 90+% furnace exhaust vent icing?
- Replacing Batteries on Fieldpiece
- state license
- Home heating
- Need advice
- Setting air register on oil burner
- First time central HVAC buyer
- Gas or Oil
- Adding a Humidifier and air cleaner
- Using unlined wall cavity for return ventilation
- duct design
- dirty air filter
- Compressor Fried: A better replacement?
- Condesation pan will cause humidity
- Help w/ model/style#....
- Unit heater t-stat?
- Sidewall vent on 90+ furnace problem
- Newbie saying hi / Already getting bad feelings from bids
- Atmospheric Pressure
- Selecting Carrier System
- My experience with the HVAC sales guy...
- 12 or 13 SEER for overall upgrade?
- nat gas prices...dual fuel or electric?
- roughing in HVAC
- New Ducts: Wrapped or Lined?
- student needs help
- Documenting the Operating capacity of a System before - after Servicing
- replacing an oil-burning water radiator system
- wrong return duct size
- 80 or 90 Furnace?
- Help with Goodman choice
- Gulf coast humidity
- Trane vs Bryant
- Frustrated and looking for a good HVAC contractor in Montreal
- Maytag
- many many issues with Goodman! HELP!
- Downstairs return
- Static preasure
- Selecting a new evaporator coil..
- What is with these ignitors?
- NEW ELECTRIC FURNACE WITH OR WITHOUT HEATPUMP
- Carrier numbers
- PTAC Help
- Nissan good for a service truck?
- housing -Katrina
- Goodman superheat Q
- Why do PTAC's run constantly ?
- beige registers
- Anyone here in HVAC Sales?
- Does anyone know who still makes over and under package units?
- Replace Nordyne Thermostat W/ Honeywell Help
- New Furnace Decision
- A/C FINALLY Fixed after 6 months!
- New Oil Furnace - want a quiet one!
- Gibson model JS3BA-030KA <WHAT YEAR
- heat with air conditioner
- Load Calc
- James 3528 tip for cheaper system...true?
- gibson or trane $
- noisy level of air handling unit 4 ton
- Accepted Quote - thanks to you folks
- Infinity Installed - Q's on control
- Cooling Capacity!!
- Pilot keeps going out
- Honeywell Classic Round Thermostat
- dual pacs
- 2 Story Zoning Alternative
- Need help with wiring
- Heat Pump Install?
- Need Advice
- Brazing on TOP of solder
- Help! Infinity System
- Zone Question
- wood stove insert -Flue liner question
- Trouble with ~15-year-old Carrier unit...
- Any1 in here know about the "citytech" A/C program in brooklyn is it good or bad?
- thanks for the help with load calc
- Ride the lightning.
- Warranty?
- Coil cleaner whitens coil
- best condenser fan motor
- Replacement HVAC Sys ?
- Trane XL1200 New fan motor-now broke
- Considering Heat Pump Dual Fuel system in Georgia
- Freelance sales person
- cycle times
- HERS (Home Energy Rating Systems)
- SEER Question
- Lennox g20 season start up
- Wanted:radiant ceiling cable supplier
- R-22
- We are just getting into resd. A/C
- Which AC make and model gives me the best reliability and efficiency?
- Best Gas Furnace Brand
- Lifetime of a Power Vent
- Goodman condensor
- TXV Heat Pump?????
- Activated Charcoal
- replace gas line, purge furnace?
- determining the correct return duct size
- Hot surface Ignitors
- Burnham, Buderus, Energy Kinetics - Confusion!
- My Puron system is leaking ever since it was new
- Attic Ventilation Options
- Old Pro
- Furnaces sized to the space.. Why?
- 90% furnance venting
- will help you design
- replacement orfice
- Electronic Leak Detectors
- Bryant Evaporator with TXV
- Infinity 96 & infinity control
- Ruud PFA 030
- new tempstar 50 k btu install, what size filter?
- Humidifier Water Lines
- tif 9000 Electronic Charging Meter (scale) repair?
- compressor non-stop running
- Thermoacoustic refrigeration
- Bryant Dealer's Proposal for Existing Copper
- System Efficiency - OS Temp
- New Furnace & A/C - Cleveland, OH
- 2-stage furnace control of 2-stage A/C
- upgrade ducts to current code?
- Searching for new AC unit and Contractor
- Would install new furnace fan change to multi-stage?
- New System considerations - long post
- duct gain-loss
- Integrated thermostat to work with 383KAV Bryant furnace
- Is a two speed compressor really two speed?
- new hvac system
- gas versus electric heat
- Under sink toe kick duct work
- Under cabinet duct work
- Need for a 2nd system for basement re-finish
- Correct AC Unit?
- Bryant "SmartEvap" Feature plus Thermidistat
- 2 questions
- elec furnace or heat pump
- Bryant Evolution Control vs. Thermidistat
- Bryant "Fan On Plus" vs. Automatic
- secondary financing
- AC air intake.
- Multi Zone Unit
- natural gas and heat pump
- How to Save Money on Bills????
- Regular Service for Concord
- maryland journey test
- Minimum Return air duct size for forced hot air
- p traps
- Stacking run capacitors
- Poor Subcooling
- financing
- Thermostat Question
- Comparing brands
- new heating system
- Rudd UGPK 2 stage furnace with a 2 stage thermostat
- Heating loads and furnace size
- insulating ductwork in basement - worth the effort?
- leaking valves in recip compressor
- lennox heat pump unit
- Reliabilty of brands
- New House
- amana/goodman
- electric heat pump vs. propane
- Heat Pump vs. New Gas Furnace
- Load Calc Errors
- furnace venting
- Is Goodman Good?
- Upstairs floor vents = useless?
- Wiring A Rheem Furnance
- gas furnace or dual fuel heat pump?
- Motor Drag On Rheem
- HOT IN TEXAS
- Tempstar furnace problem
- Just getting started
- R-410A THX in R-22 System mix up, Trane
- Air conditioner problems.....HELP!
- Fan on air handler question for warm air circulation
- Cold air return filter
- Q?? for Doc
- HRV System
- katrina
- Humidifier on return or supply
- will help you design: no strings attached!!
- Air bound return from indirect fired water heater
- Goodman timedelay blower relay
- SEER
- estimating system efficiency...possible?
- Gibson vs York
- unbillable tech time
- time to replace system?
- Condensation in oil flue pipe.
- up flow furnace
- What to do with used Carrier furnace/coil?
- CO from gas furnace burners
- Geo - vertical loop
- 90 + heat
- ac outside unit
- Adding additional return Pros/Con
- Natural gas versus electric heatpump
- Dash - Carrier's new looks
- Better Humidifier For Townhome
- Munchkin 80M 1 zone 1 circ?
- de-humidifer in the crawl space
- Rudd UGPK 2 stage furnace with a 2 stage thermostat VERSUS Rudd Heat Pump
- Cant figure what broke on water heater.
- replace now or later?
- Can I undersize a high-efficiency furnace??
- Infinity/Evolution Question
- Nordyne
- Is 10 SEER "High Efficiency" ? Builder says it is.
- Goodman Furnace Repair record
- 3 ductwork bids, 3 different ways
- Confusion on 10 SEER vs 13 SEER
- Under mounted humidifier
- ECM=variable ??
- How can u tell a good A/C and refrigeration teacher from one that sucks???
- basement remodel,sizing hot water radiators and venting boiler
- We HVAC Contractors need to be Energy Conservation Gurus
- Programming Infinity T-stat
- Multi fuel any good?
- Is 30 minute hot shower possible?
- Trane XV90 combustion air
- Need advice on attic system
- B-Venting thru existing masonry chimney
- Carrier Systems and Humidity Control
- Furnace sizing: Empirical or calculated?
- 3seasonsunroom?
- Cap Tube Quiz Questions