- Using Heat Pump Vs Air Conditioner With Infinity System
- Complaints with 2 stage a/c / strange question?
- Exchange condensor?
- Line Sizes
- Homeowner needs help with ARI match
- Which Trane heat pump/air handler is better
- Comfortmaker heat pump age
- Trane Comfort-R & CFM Setting
- Bad experience with Unico
- New Carrier System Issues
- Filter for Air Handler
- Old Janitrol furnace age? anyone?
- Question about a contractor?
- Difference in these Trane furnaces?
- Perimeter vs interior air supply locations
- Heating Duct Sizing
- Payne Heater - GC wire ?
- Requesting a litle advice - ac correct r22 charge.
- Unico system installed with problems??
- samsung mini-split
- System Match?
- Need heat pump advice
- Circuit Boards
- change refrigerant from R-22 to R-410A?
- Lennox problem
- Looking for SH and SC guidelines
- Low suction nd discharge pressures
- boards oppinions.
- Carrier Infinity
- Which one should I buy Robert Shaw 9865i or 9615??
- In2Networks Honeywell IAQ Internet Connection Module
- 3-phase compressor vs. single phase ?
- Mismatched York System, Need Air Handler
- Upgrade or stay put
- Fresh air Intake Dampers
- Honeywell DH90 Whole House Dehumidifier
- Coil leaks - needs replacing - Labor Cost?
- Duct sleeve for condensation
- Wrong 90+ furnace installed
- How to reduce low frequency noise in heat ducting?
- Match new air-handler to 17 y/o Trane Heat Pump?
- Fedder as a brand for central air
- Thermostat Question
- When is a duct booster fan OK?
- New HVAc unit for 1700 sq foot home in South Texas
- convector water damage
- replacement for Lennox 2-stage HS21
- service call and thermostat question
- Help me Decide Trane or Amer Standard
- Best build furnace on a budget
- New Trane broken already
- is there any rebates from State or Goverment for new furnaces
- Faint gas smell
- Home ventilation
- gman
- The Heat Pump~Coleman
- are all humidifiers built equally??
- NNJ system?
- Trane Xl13i-No cooling during afternoon heat!
- Didn't expect this.
- Looking for the spec on an ICP Cased Coil
- Dehumidifiers
- A/C out - need to decide on new system NOW!! Opinions please
- air condition profile
- <deleted> Central NY
- AC seems to run a long time
- duct work insulation showing in one spot...torn duct apparently...fix?
- Help! Potential Venting Issue Rheem 90
- EEM Motor vs ECM Motor for Goodman
- unethical repairman?
- Need some advice
- Vacuum pump operation
- hvac calc ? seems to low
- Load Cal question??
- ClimateMaster tranquility 27 noise?
- Rooftop unit: Will twisted elbow adversely affect air flow & efficiency
- Hi, does anyone know any nationally big residential HVAC service call company.
- ? on low fire hi fire 2 stage rheem
- Replaced AC because of Freon Leak, New AC same problem
- Super Seal
- Is this contractor info on zoning correct?
- Damper question
- Replacement HVAC
- Carrier ?
- me and my Trane....again....
- Capacity needed for 2500 sq ft house
- residential unit .. suction "hunting" non txv.
- Direct vent exhaust to inside corner loacation ?
- Best way to dehumidfy a basement?
- minimum circuit ampacity
- What does the term "direct vent" mean
- Condensor Compressor Fails to Start on Hot Days
- Any Ideas????
- Best insulation for staple up radiant floor
- twilli check your mail pls
- Liquid line frosting on a mini split heat pump
- Armstrong Heat Pump
- Advice for New Houston Construction
- Single Chimney usage for 2 burners
- Window Unit Oversize?
- Montreal_Canada concerns about 2,500 sq ft house
- Payne vs Goodman vs Amana
- Two Systems into One
- Need gas line for stove
- plugged condensate drain on mini-split
- Filter Whistle
- California Economizer System Controller
- Bryant Question?
- Residential HVAC Replacement With Trane Products/Installer
- Ideal Filter
- 15 seer 3 ton
- Question about York Affinity PV9 series
- asx16 amana 4 ton
- Compressor (pot) sound jacket
- Mini-split/boiler thermostat ?
- Expertise Needed!!!
- Let's go back a few years
- Fix or replace Carrier Tech 2000
- One system or two?
- sub cooling and super heat
- Need to know who makes this...
- Furnace size VS. Man. J
- summer indoors Relative humidity
- Mini-Splits in Residential
- Condensate pipe for Mr Slim Mini Split
- Need advice on replacing Air or new infinity system
- Adding circuits to a radiant floor
- Deciphering Magic chef codes
- When to replace HVAC?
- Best way to vent heat from an enclosed equipment closet?
- Trane XR14 vs. XL15i
- Trying to understand my system...
- what to look for in new replacement hvac
- Why does my old 1975 Lennox G12D2 that I'm about to replace show a AFUE of 80%??????
- if you resi guys work metal like this guy tan you are losing money
- AC down (loss of refrigerant)... need advice
- Large professional Residential HVAC companies???
- Is Placement of HVAC Refrigerant Lines ok?
- When is a 2 stage system good ?
- Payne system
- Carrier Infinity system and size
- No Return Duct for Basement Finish?
- Advice
- Enough Flow ?
- Heat Pump System Replacement
- Manual J question
- Living room too hot
- Piston
- What makes efficiency?
- hvac preswures acting strange
- System charging
- need help with r410a Sanyo unit.
- Replacing Old Furnace/hot Water
- Most common piston compressor failure mode
- House Dehu- Fresh Air- Heat Recovery?
- How big an A/C unit to add & SEER ?
- Forms
- Movin' the AH's location
- Getting Bit Warm
- Wall of Shame or Pride?
- Zoned system no dampers on returns?
- Seer Confusion
- hydrogen furnace
- Condensing Unit Replacement Due to Storm Damage
- 2 stage A/C unit
- Now I remember...
- Placement of A/C Lines
- Just wondering
- Please Someone Help Me To Do Heat Gain Calculation Manually
- external static pressure calculation
- Repair HVAC unit or buy a new one
- To zone or not to zone?
- Carrier Evaporator Coils
- Residential Coil Recommendation for Asthmatic?
- Replacing system in Sugar Land,TX
- How many of you use a micron guage?
- Replacement system in Northeast Ohio
- Automotive Section?
- Adding TXV to goodman heatpump
- Request for additional trouble shooting leads
- Portable AC
- Leak test with nitrogen .......
- Old air handler / new compressor. Won't cool?
- Any energy savings in shading outside compressor unit?
- Controlling fresh intake on ventilating dehumidifier
- New Carrier straightcool
- Need help with carrier
- Pull back to 2.5 Ton and be OK?
- heat pump: coil placement with gas furnace
- Suction line frost
- Should I upgrade?
- Energy Star equivalent to Magic Chef CPG1838-B
- Recommend Your Favorite (The Best) Coil
- evap coil 1/2 ton larger then condenser?
- Up flow question
- Ducane 14 seer or carrier Performance Series
- April aire humidifier
- AC blasting since 6AM, at 1PM 78F inside 80F outside, normal??
- Carrier part numbers for a new installation
- To Punt or Not?
- Delta T too high?
- Riello BF5 or F5 burner?
- Carrier Bryant question
- any sheetmetal shops around monmouth co NJ
- Operating Pressures on 3.5 Ton Goodman with Copeland Scroll
- air flow question
- Is spaceguard 2200 an option here?
- Tech changed AC fan speed. Does this sound correct?
- New Carrier
- Gas Furnace vs. Heat Pump in Portland, OR
- custom air filters?
- Odd fan/compressor sequence?
- carrier question
- Carrier Infinity install this week - preparation tips?
- Mom's buying a new AC Unit -needs help
- Evaporator condensation
- Smallish Package Units
- American Standard Condensing Unit
- An epic question
- Maryland Code Question
- condensor compressor odd cycle
- installation
- HVAC-Talk History 2000-2008
- Trouble Locating The T-Stat.
- HP,to use hybrid/propane or electric strips
- oil-gas conversion
- Drain Slime
- AC Comparisons: Goodman/Payne/Carrier/American Standard
- Problems with Lennox G51
- r410 issues?????????
- Is 18 Seer overkill?
- Finding a contractor...
- Messed up service call
- propane & heatpump
- average time wasted searching for tools???
- Tempurture sensors
- Amana RCE36C2C
- Need Advice Regarding Return Duct Layout
- changeover to heat pump question?
- Quietest PTAC?
- Trane Thermostat Temp Sensor
- A/C pipe size
- everybody but one say 4 ton!
- Carrier vs. Amana
- 1.5t Goodman Heat Strip Sizing
- Any IQ Drive Heat Pump News?
- Vacuum pump performance. How fast?
- Thermostat recommendation?
- Cooling 1800 sqft with a window unit?
- Return air for two storey house