- New construction advice part II :)
- SpacePak opinions
- My customer came here for advice and....
- Cover/Blanket
- Maintenance Questions
- Heat Pump Cuts Off But Blower Keeps Running
- What gauge metal duct?
- Lennox Quote
- Concord 90 - enough BTUs to share with basement?
- Rheostat for Quadrafire Insert
- Furnace vs. Heat Pump in Deep South
- Auxiliary heat not working
- Where is my oil filter?
- schematic question g8q4-150e-9
- Viessmann Vitodens 200 problems
- Thermostat Style
- Pex for geothermal ground loop
- What is static pressure?
- Normal Operation or Potential Problem?
- Adding AC to home with hot water heat......
- Need help picking new HVAC system - I'm CONFUSED!
- Before and after
- Residential split system heat pump.
- cancel setback tonight or what?
- Should I add cooling to basement?
- Buderus Ecomatic Control Failure
- Furnace derating
- Heat pump in North Texas
- advice needed - new garage HVAC
- Adding-on to house, upgrading HVAC - advice appreciated
- Roof jack or no roof jack ?
- Problem with mismatched TXV in new installation
- What makes VS give that 1 extra SEER?
- Where does this heat pump get is heat?
- R8.0 Duct Insulation and Flex Duct
- Cost difference when changing models (not a specific pricing!)
- Gas Boiler gas consumption - High
- Clay tile ductwork in slab
- How many watts does my heat pump use?
- A few basic questions
- Need B-Vent Help!!!!!!!
- Heat pump doesn't turn on
- temp from one side of house to other side
- Bathroom exhaust fan
- Question about stuck contactor and compressor damage
- Why NOT to pay the man
- Can I turn off the breaker to an infinity a/c compressor in winter?
- Wiring for Infinity Control
- Hvac Co. Out 5 Times Trane Xr90?
- Outdated Model
- Effect on Crawl Space
- Inverter Drive Heatpump
- Goodman Airhandler and Compressor HELP!!!
- tankless questions
- Recomendation
- circuit breaker tripping
- Not exactly a question about HVAC
- remod..modify existing ductwork or attic furnace?
- Gas Furnace Safety Check/Cleaning: Landlord or Tenant Responsibility ?
- open loop geothermal - 3 or 5 ton
- Converting from oil fired convection system......
- geothermal idea - crazy?
- Gurgling/Banging Water Heater
- Rheem Thermostat Wiring
- Mysterious Radiant Heat Installation months in the making
- Aqua Furnace
- Considering buying existing 3200 sq. ft. home with single zone
- Gas WH thermostat control band
- Good investment
- Fuel Oil
- remod...modify existing ductwork vs. new attic furnace
- gas furn heat pump combo problems
- Hallowell HPs
- Is it OK to run Mr. Slim in Dry Mode when Outside Temp is below 14 degrees?
- Trane Heat Pump vs Dual Fuel
- Manual D vs CFM & Grill Size
- Harman SF-260...where to buy coal???
- Wisbro thermostat not calling for heat
- Carrier Infinity Thermostat
- Beaten to Death - 10+YearOld to 13 SEER Retros
- Wacky Furnace control
- General Advice for Remodel of old McMansion
- Luxair Brand Furnaces / AC Units
- American Std version of Trane 14xli
- Dirty ceiling near ducts
- How Big Of Heat Pump?
- return duct question
- Need the Facts about Carrier Infinity 80
- weighted damper on return duct?a
- help: water leaking down my roof from hvac unit
- Heatpump use slow increse temperature to avoiding backup heat
- Can I avoid backup heat to come on by raising temperature slowly?
- low temp thermostat
- Mounting Condenser to Foundation?
- Any Ductless AC units that mount between ceiling studs?
- Motor amp draw
- Aluminum vs. steel registers?
- New Boiler Coming Soon
- How to set water flow to humidifier?
- new Trane AC system varialbe speed AH question
- Which thermostats support modulating furnace?
- 90% have noisy inducer motors?
- Count me a Rheem Mod fan.
- A/C installation
- Dual Fuel control question
- Need Answers?
- calc vs equipment options
- One thing I've noticed about my new heat pump
- Opinion please
- R8 Flex
- Carrier Infinity Installed
- Trying to keep auxilary heat from coming on
- Grill Questions
- New Goodman H/P defective
- cost comparison - geo versus condensing boiler
- Heat on Delay Carrier 58MVB Infinity
- Supply Register - Where can I buy?
- Wall Furnace Selection
- Infinity controls with the Performance 13 SEER model
- What to invest in: 15 seer 2 stage heat pump or 90% efficiency Furnace??
- Static Pressure Problem?
- Heat Recovery Ventilator
- Odd House Design
- Lennox vs Trane?
- What To Do With Old Ab Wall Boots
- Carrier Infinity Control Thermostat Q's...
- Hydro air with Buderus Logamatic
- Heat Pump system replacement - Still Searching/Not easy!!
- Humidor Humidifier needed
- Need Input
- Heat Pump system replacement - Looking for local- Northern Va.
- Heat pump outdoor unit won't come on....
- loud burner
- I can't believe this
- Ducane
- Mr Slim Problem
- Ready to Upgrade
- Help with Modine Hot Dawg Heater
- Can you clear something up for me?
- Amana AMH95 Noise
- seeking info on germ killing capability
- Carrier Performance with infinty control or Trane TTR Xr unit Which one ?
- Furnace requirement dependant on HP seer?
- what's the best filter?
- DIY????? What does it mean?
- new goodman heat pump 72F air temp
- milivolt system
- Choosing Geothermal units
- VisionPro 8000 and Temp display offset?
- support pad for condensor
- replacing long flex duct with round steel duct
- Conflicting BTU/H cooling recommendations from contractors
- Walk in Customer wants to know "which one is the high side?"
- No Heat
- energy savings changing to T-stats with setbacks?
- amana for duel fuel?
- Parent company brand names
- Blinds or No Blinds for Load Calculations
- Whirlpool brand Gold furnace
- HVAC Recommendation in LA
- Replace Furnace or Windows?
- Electronic air cleaner Q's
- Is my furnace heating the cooling system "freon"
- Trane XL16i compressor failure
- New system, cold room
- Which Infinity Fan Coil?
- rheen dual fuel problem
- Scheduled my install
- What is an "A/C Panel"?
- Boilermate Original Leaking
- Noritz Tankless Water Heater and Washing Machine
- I was told today I need to replace my Heating/AC unit
- Watersource HP control question
- manual J question
- Anyone ever heard of iscor?
- Lennox Harmony II and Dampers
- Furnace Draft Inducer Blower correct replacement
- Wesco heat pump
- Can I do this with an IAQ Thermostat?
- Logic of Matching 2 stage heat pump to 2 stage gas furnace
- 6" insualted flex duct into 2x6 ceiling rafters
- Defrost problem ?
- Painting pookie...
- Minimal distance for duct off crawl...
- White Rodgers 36E93 Gas Valve
- Frost on Evaporator Line / Replacement for 38BYC?
- Replacement Air/heat/duct work: Trane vs Rheem
- 30 60 90 defrost
- Old 2-story, no 2nd floor return air
- Heat Pump Set Point
- Looking For A Tech
- Duct Pressure Switch
- Attic install directly over return air louver?
- Wright-Soft Universal.
- airflow
- Do I need a dehumidifier in the basement if ...?
- Difference between 5 Star Infinity and Regular Infinity
- What is involved in a manual J load calc?
- Trane 90+ 80KBTU vrs Goodman 92% 70KBTU
- Duct Pressure Switch
- Amp Draw
- Duct Board Plenum versus Flex - Pros and Cons
- Need second opinion in NoVA area
- JR Benny
- Help! No Heat!
- Furnace/Duct questions
- Trane Dual Fuel; Heat Pump Questions
- Blue smoke from neighbors chimney
- Balancing Question
- Help!
- Cold air from returns and vents
- Cold/hot room with only one register...
- Should I be Comp'd New Infinity Thermostat
- New to the forum, Defrost Questions
- Is This Acceptable Workmanship???
- Air flow in a forced air heating/AC system
- HVAC venting question
- What should the output temperature be?
- Heat pump breaker tripping
- Bryant Evolution Auto Defrost Setting?
- Heat Unit in Attic vs inside house
- Weird annual furnace startup problem
- Wanted:License Holder in FL.
- Older Furnace Has Newer A/C - Replace Both
- ICM321 Defrost Board - Bryant
- Using square duct vs. round
- Chimney vs. SideShot pros & cons
- clueless homeowner-replacement ac?
- Too much power consumption (3700kwh), heating issue?
- System Replacement: Bryant or Trane
- Goodman or Trane ?
- ductwork through a 2x4 wall
- return/supply placement
- Hot Room Question
- 100% Return in the Basement
- Honeywell vision pro 8000 and geothermal
- humidity problems
- for you heat techs need some info
- suntech pumps
- Inducer Furnace Blower Full of Water
- how can I est. oil consumption for a 2500sq
- Help! Trane vs. Carrier
- frozen coil
- It is 35 degrees here,My coil has alot of frost
- Need Some Input
- Furnace intake and exhaust pvc
- ductwork rusting
- License Qualifier in Fl.
- Rheem Single heat with 2 stage cooling
- Pad vs Slab