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  1. What If Home Builders Had to Pay the Energy Bills?
  2. PVC Venting
  3. Furnace clearance from Dow styrofoam sheathing
  4. Common venting of Furnace & Water heater
  5. furnace and water connection
  6. Date code for GE air conditioner
  7. Flex hose used in fire box...Question
  8. I called this out.
  9. Return on pellet stove
  10. Line set under slab
  11. Crown boiler
  12. Multiple filters
  13. Main service panel acting as a service disconnect
  14. Asbestos Tape
  15. "Ask This Old House"
  16. Boiler Recall
  17. Do you pull service disconnects?
  18. U.S. Dept of Energy includes InterNACHI article in Building America Solution Center.
  19. Honeywell 8000 Thermostat Issues
  20. 3 Ways to Tell if That Contraption Is a Heat Pump or an AC
  21. Envenenamiento con Monóxido de Carbono y Cómo Detectarlo
  22. Damaged Electric Heat found by Knoxville TN home inspector
  23. WiseHeat Thoughts?
  24. 47 year old old steam boiler
  25. Age
  26. Heat pump/(a/c) unit identification
  27. hvac venting issue
  28. Drip legs
  29. First 10 to reply win Inspecting HVAC Systems book (hard copies).
  30. Heat Pump Testing
  31. Why use duct tape when...
  32. Furnace condensate drain terminates onto crawlspace floor.
  33. Necessary to note supply legs without dampers ?
  34. Boiler
  35. Pellet Stove vent
  36. Crown boiler recall
  37. Add on Chimney
  38. Oil tank in Crawlspace
  39. need age/size for Goettl HP
  40. International sales company furnace
  41. Dunkirk Boiler manufactured for Montgomery Ward
  42. Geo-thermal HVAC, do you inspect or not
  43. Age of Goodman AC
  44. Cracked heat exchanger?
  45. Would you comment on this
  46. Attic vent fan
  47. New online "How to Inspect Fireplaces, Stoves, and Chimneys" course for inspectors
  48. Duct work SNAFU
  49. Need help, age of GE furnace
  50. Furnace room ventilation
  51. Crawlspace Heating
  52. Cold air return attached to exterior vent
  53. Old Lennox
  54. The Hidden Dangers Lurking Within the HVAC System
  55. Vent Free Gas Log in Wood Fireplace
  56. Keeping ahead of the curve
  57. Checking Heat Pump in heating mode when its 80 degrees outside?
  58. Looking up of a A/C unit
  59. I did it again
  60. Pellet stove exhaust
  61. Exhaust air near heat pump
  62. Conductor and HVAC Breaker Compatibility
  63. Boiler age
  64. Unvented Crawl Space
  65. Chimney flue clearance to wall
  66. Air Return Vent
  67. Trinity Ti150 Troubleshoot
  68. Abandoned gas furnace in crawlspace
  69. New, Third Edition of Inspecting HVAC Systems book.
  70. Another mess
  71. Ventilation System Canadian Style
  72. What in your opinion
  73. HVAC UV devices
  74. Do you call this for repairs
  75. Open return (wet basemet) (toilet)
  76. Hvac height in garage
  77. direct vent furnace
  78. Don't assume???????
  79. Weil Mclain Cp lookup tool
  80. Fresh air intake question
  81. What do folks see wrong?
  82. 750 square foot condo...2 1/2 ton AC with 75,000 btu gas furnace
  83. Is this fan on a vent motor cracked or typical
  84. year of unit
  85. What is the tonnage of this Ruud .
  86. date this furnace
  87. Physical Damage - But keeping the house cool...Need advice
  88. Ductwork
  89. Poor cooling for new Puron AC unit or just the way some of them work?
  90. Inspecting Heat Pumps
  91. Breaker Size
  92. Low Freon or leakage
  93. Furnace intake not outside.
  94. Direct Vent pipe inside cold ait return
  95. Fire Block?
  96. Amp rating on AC unit.
  97. Old Rheem. AHU Inop. Did I...
  98. determining seer?
  99. Excessive Mildew Exterior of Plenum - 6 Year Old House
  100. 101 outside ambient
  101. Condensation on duct in crawlspace
  102. Poisiones gas escaping
  103. First time I've seen this...
  104. Intake air to furnace
  105. short of combustion air?
  106. Pellet burner as main heat source?
  107. What to do What to do
  108. Advanced HVAC video training for home inspctors on USB drive.
  109. Flex furnace vent connector
  110. Tuesdays brain twister
  111. Freshair supply for electric furnace
  112. Duct Connected to Chimney
  113. Thoughts
  114. bypassing a thermo stat
  115. Another use for secondary drain
  116. Propane tank clearance from overhead heating vent
  117. Hearth requirement pellet stove?
  118. Charley B or David A
  119. Old oil burner furnace abandoned in crawlspace
  120. Power vent + direct vent?
  121. Age of Fedders unit.
  122. Vent for floor heater
  123. Air Handler rating
  124. Gas Firplace fog
  125. Fujitsu Mini Split
  126. HVAC Question
  127. Carrier Size
  128. Gibson/Nordyne ?
  129. Haier Condenser Manufacture Date
  130. Plastic Gas pipe in furnace room
  131. Flue exhaust in chimney for furnace
  132. Is this right?
  133. Dating a Goodman
  134. furnace date for Air ease?
  135. Is a drip leg required on a gas line to the furnace or the water heater in Calif?
  136. Appliance Date
  137. Never had this...
  138. Exhaust/intake vent under a deck
  139. Did I break it? ...Heat pump
  140. Heat pump
  141. Thermostats that make a clicking noise
  142. Green Ductwork
  143. Condensate drain
  144. Blower assembly at termination of dryer duct...
  145. Dornback Furnace
  146. Sweating
  147. Which outside ac unit went where?
  148. Ac Date?
  149. Poor cooling, not very old outside unit evidently performed well
  150. Dampers in Heat Ducts
  151. Unusual Venting
  152. Malibu Slant/Fin Boiler Age?
  153. How old am I?
  154. HVAC unit - air blowing out of cabinet
  155. electric baseboard heater
  156. Furnace room door opens in
  157. Clare furnace age
  158. Trane System Blower Motor
  159. Unreadable Data Plates
  160. PVC Dryer Vent
  161. Electric Water Heater
  162. Electric Water Heater
  163. Need help dating Water Furnace Geothermal
  164. Florida Heat Pump Question
  165. 1967 Electrical furnace
  166. Temperature differential
  167. Why Would There Be A Hot Spot On This Furnace?
  168. What are these parts on a boiler?
  169. Screw in the cooper pipe of the boiler???
  170. Service switch
  171. Furnace burn
  172. Not for Larson's eyes
  173. GE HVAC Date Code - age needed?
  174. Soot-like ceiling marks
  175. Through wall mold ac
  176. Water Heater Flue set up
  177. HVAC with plastic exhaust vent pipe ... need advice, Pics incuded
  178. Oversized
  179. Painted furnace flue?
  180. Suspected asbestos
  181. Red flags for central split systems
  182. Need Some Help With The Age Of An American Standard Boiler Please
  183. Intake
  184. Singer a.c.
  185. High rise condo HVAC question
  186. Corrugated plastic water heater flue? Lochinvar DVN040-1 unit
  187. Plastic for furnace....vent ducting
  188. AHIT Opinion On Inspecting Air Cooled AC's
  189. Scorch marks
  190. humming sound
  191. Lennox pulse
  192. Drywall separating the enclosure from the Attic
  193. Special Thanks from the Building Intelligence Center
  194. And the winner is....
  195. Burnt my arm
  196. Btu output
  197. Age of Day and night furnace
  198. Heat pump AHU
  199. Message Board responses
  200. Shared venting
  201. Gas Fireplace using Class A vent
  202. Amana Heat pump age...9601275433
  203. Age for Florida Heat Pump (FHP)
  204. mor-flo air heater age
  205. Tell me what you see or would tell your client
  206. Boiler Question
  207. New, free, downloadable HVAC Inspector logo.
  208. I'm no HVAC tech...
  209. Boiler
  210. Floridians learning about boilers?
  211. Interesting statistic about CO deaths
  212. Crystals in vent.
  213. Water Heater Tied into Boiler
  214. Small vent
  215. Type B vent termination question
  216. What is this for? Fresh air intake or exhaust?
  217. Age of GWA boiler
  218. Spray Foam and Fiberglass Insulation
  219. Patio Enclosure distribution
  220. Odd stack of appliances
  221. Crane Air Handler Age
  222. Inline Duct Fans
  223. Sidewall venting height requirements
  224. Bosch FHP Age
  225. Humidifier ?
  226. High Efficiency Gas furnace Vent
  227. Heat pump
  228. What do you say about this??
  229. Anybody help with the filter on this HVAC system?
  230. Need to identify age of an Amana A/C Condenser
  231. Air handler drip pan
  232. Air handler support
  233. York condenser age? Old for house....
  234. Call it out or not?
  235. Refrigerant line coil
  236. Gas Furnace/Water Heater Vent Issue?
  237. Heat pump
  238. How Do You Determine if Radiant Heat is Working
  239. Hydrotherm boiler age?
  240. See anything?
  241. Need help identifying age and size of Weather King Air Handler
  242. Rheem furnaces
  243. Furnace performing as intended
  244. Water Furnace age and TPR question
  245. Compressor covers
  246. Help needed with oil burner vent
  247. 4 appliances into 1 vent
  248. Open Vent?
  249. Question about gas furnace I inspected yesterday
  250. Ice on B-vent