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View Full Version : Heating, Ventilation, Air Conditioning (HVAC): Home Inspection and Commercial Inspection



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  1. Heat Pump Question (6 replies)
  2. Secondary Into Primary (37 replies)
  3. Condominium furnace in common area (2 replies)
  4. Condensate Help (8 replies)
  5. oil tank vent pipe size (2 replies)
  6. flue liner repair? (0 replies)
  7. STRANGE ODOR (4 replies)
  8. bathroom heater (22 replies)
  9. Ceiling radiant heater (13 replies)
  10. Is heat required in NJ - by the NJ code? (4 replies)
  11. Is the a requirement for straps ona furnace (20 replies)
  12. Duct insulation quiz (36 replies)
  13. Condensate from Condensing boiler (18 replies)
  14. This dosent seem right! (11 replies)
  15. Single or double wall flue pipe? (20 replies)
  16. furnace flue damper (7 replies)
  17. Traps and Sump pumps (8 replies)
  18. light and fluffy black soot? Or white and hard? (7 replies)
  19. carbon monoxide tester (63 replies)
  20. HVAC Return Jumper Duct from Garage ? (10 replies)
  21. Field fabricated firestops for b-vent? (0 replies)
  22. heat pump spewing water (11 replies)
  23. Height/configuration of primary condensate vent (5 replies)
  24. What is This? (10 replies)
  25. Humidifiers on counterflow (downflow) furnaces (1 replies)
  26. HVAC Venting (19 replies)
  27. thermostat in master bedroom (9 replies)
  28. Anchor Requirements For Condensor Conductor To Disconnect (2 replies)
  29. heat pump age (8 replies)
  30. creepy source of heat (13 replies)
  31. Condenser size larger than A-coil (7 replies)
  32. classic Philly chimney top (1 replies)
  33. Age of Borg Warner furnace (0 replies)
  34. Return Air vent Location (64 replies)
  35. Vent connection to Furnace Blower (1 replies)
  36. Mid efficiency furnace combustion air (30 replies)
  37. Proper venting of high efficency furnace (11 replies)
  38. cheaper HVAC in attic (6 replies)
  39. Is my TIF 8800 any good? (5 replies)
  40. Duct Board to Register connection (4 replies)
  41. Bizarro World drip leg (8 replies)
  42. no drip pan (4 replies)
  43. Window screen requirements? (17 replies)
  44. AC Condensor Location - This is a new one for me (9 replies)
  45. Furnace Flue Material Identification??? (5 replies)
  46. pressure regulators on hydronic systems (2 replies)
  47. Hose clamp (9 replies)
  48. have a question? (3 replies)
  49. HVAC Clearance (5 replies)
  50. PVC flue termination (13 replies)
  51. Mismatched A/C unit sizes (19 replies)
  52. Furnace and AC recalls list (2 replies)
  53. Frigidaire Compressor unit date (2 replies)
  54. Norwegian HVAC grill (2 replies)
  55. Worst AC System Ever (2 replies)
  56. Filter Build Up (5 replies)
  57. "Conspicuous location" for drain OK in garage? (2 replies)
  58. Is the clearance rule 10 feet here? (15 replies)
  59. Sight glasses on refrigerant lines ??? (11 replies)
  60. TEXAS HOME INSPECTORS READ THIS (3 replies)
  61. York AC unit (5 replies)
  62. What's wrong with this picture? (12 replies)
  63. Mambo T-stat (2 replies)
  64. whitish deposits on chimney from gas furnace (8 replies)
  65. Seller don't know, buyer ?? Oil Furnace Age (10 replies)
  66. Crawl space furnace (5 replies)
  67. furnace motor buzz (4 replies)
  68. re: propane clearances (1 replies)
  69. raining in the furnace (8 replies)
  70. Heat Pump Air Handler noise (12 replies)
  71. AC DISCONNECT OVER AMPED (22 replies)
  72. Geothermal heat pump filter slot (6 replies)
  73. TOXIC SMOKE OUT OF HEAT RFEGEISTERS (37 replies)
  74. Feeling Pinched (2 replies)
  75. Geo thermal heat pump (20 replies)
  76. B vent clearance (6 replies)
  77. Condensation Leak (6 replies)
  78. Appliances with Common Venting (10 replies)
  79. Furnace location (2 replies)
  80. Dating National Boilers (5 replies)
  81. Dryer Vent Dilemma (8 replies)
  82. Furnace Age (3 replies)
  83. Claire Megasave (0 replies)
  84. Gas Fired Air Conditioner (9 replies)
  85. date of furnace (14 replies)
  86. Condensate trap diagram (3 replies)
  87. Inspecting a boiler in the summer (23 replies)
  88. A/C compressor near lot line (4 replies)
  89. Here's another to identify (6 replies)
  90. Can you ID this item on AC zone control ? (1 replies)
  91. Indoor AC coil cabinet sweating? (7 replies)
  92. PEX for Radiator Connection (1 replies)
  93. OUTSIDE FORCED AIR FURNACE (16 replies)
  94. Measuring temp differential (58 replies)
  95. Internal Traps (0 replies)
  96. Your wording? (42 replies)
  97. Age Help (1 replies)
  98. Can anyone ID this unit? (5 replies)
  99. Is HVAC supply required in bathrooms? (27 replies)
  100. Burnham Boiler Age (1 replies)
  101. Ack-O-Matic Boiler Age (8 replies)
  102. We Don't Need No Stinkin' Wye (4 replies)
  103. Vent under deck (5 replies)
  104. What type of vent is this? (14 replies)
  105. Commercial ventilation (4 replies)
  106. Heater Size? (3 replies)
  107. AC Temps , AC Type and Inspector Reports (24 replies)
  108. Correct term for flame extended beyond side of burner? (26 replies)
  109. Another condensate question (8 replies)
  110. Who's responsible? (49 replies)
  111. return air (10 replies)
  112. Duct opening (7 replies)
  113. dryer vents into utility room (27 replies)
  114. AC Coil Installation (10 replies)
  115. Sealing the furnace door (6 replies)
  116. flue vent 94 (3 replies)
  117. Hello everyone (7 replies)
  118. AC condensate drain arrangement (26 replies)
  119. HVAC New Installation (6 replies)
  120. Day-Nite (Bryant) cooling unit (6 replies)
  121. CSST Clearance (4 replies)
  122. Are covers required for filters? (11 replies)
  123. Condensor Clearance (4 replies)
  124. AC disconnect (11 replies)
  125. Furnace & Water Heater in Closet in Bedroom Closet (24 replies)
  126. Fact or fiction? (4 replies)
  127. Fire stops required around type B-vent (5 replies)
  128. CSST and return air (10 replies)
  129. Gas pipe run in duct (24 replies)
  130. Old duct from what kind of system? (6 replies)
  131. 240-volt versus 208-volt (16 replies)
  132. Air return next to fireplace (14 replies)
  133. Good brief article on gas appliance flame rollout (roll out) (2 replies)
  134. To replace or not with minimum 13 seer (4 replies)
  135. Furnace recalls etc. (5 replies)
  136. Funnel (7 replies)
  137. Height of combustible appliances. (3 replies)
  138. A revolutionary solution for bedroom airconditioning (10 replies)
  139. Fan assisted and power vent category 1 furnace (15 replies)
  140. How big? (4 replies)
  141. Gas line in cowl & in front of exhaust (1 replies)
  142. Crimped suction line? (1 replies)
  143. Intake and exhaust separation (3 replies)
  144. single wall extravaganza (4 replies)
  145. Minimum Clearance (7 replies)
  146. black rubber (10 replies)
  147. crawl space water heaters---no more gas ones (16 replies)
  148. Is ducting required for central furnace? (9 replies)
  149. Ventless gas log set or not? (4 replies)
  150. Heat Pump temperature drop (70 replies)
  151. A/C unit (0 replies)
  152. Questionable Size of Condensing Unit (4 replies)
  153. Sweating ducts in crawl (14 replies)
  154. What is the insulation on this ductwork? (2 replies)
  155. Labeled Ducting (4 replies)
  156. Furnace flue issues? (7 replies)
  157. boiler providing steam heat and hot water heat (4 replies)
  158. Furnace in kitchen & Return air from outside (5 replies)
  159. Have a nice nap (1 replies)
  160. Exhaust flue too close to window? (7 replies)
  161. Auxiliary condensate switch (2 replies)
  162. Schedule 40 PVC DWV (2 replies)
  163. clearance to combustibles - NOT! (0 replies)
  164. Single condensate drain (0 replies)
  165. Return air (20 replies)
  166. Insulation stuffed in oil furnace (5 replies)
  167. Outlet above baseboard (16 replies)
  168. furnace in garage (4 replies)
  169. What is this (9 replies)
  170. How "level" is "level" ... and other ponderables (4 replies)
  171. a plethora of flue pipes (2 replies)
  172. CAT IV system (5 replies)
  173. Age for Magic Chief AC/GFAF combo unit? (6 replies)
  174. outside intake air vs inside (5 replies)
  175. Carrier Age and Size (7 replies)
  176. Condensate drain (0 replies)
  177. Filter Return (2 replies)
  178. new improved heat pumps? (2 replies)
  179. TXV valve mean it's a heat pump ? (4 replies)
  180. ONE MORE TIME...LOOK AT PHOTO. WHAT IS THIS DRAIN ? (14 replies)
  181. TAKE A LOOK AT THIS PHOTO. PROBLEM ? (2 replies)
  182. Duct work (12 replies)
  183. Condensate drain to sewer vent (4 replies)
  184. How much lean is acceptable on a Condenser ? See the photos (14 replies)
  185. Vent termination (6 replies)
  186. Furnace Flue Height Adjacent Fireplace Flue? (2 replies)
  187. Backdraft Damper?? (2 replies)
  188. What is this? (4 replies)
  189. safety switch installation (6 replies)
  190. Furnace installation (3 replies)
  191. Heating requirements (5 replies)
  192. a/c supply registers at soffit (7 replies)
  193. PVC exhaust on non Cat IV furnace? (1 replies)
  194. two AC filters (6 replies)
  195. High Pressure Re-set Button (4 replies)
  196. Seal foundation wall for Heat Pack (3 replies)
  197. Strange gas shut-off valve (11 replies)
  198. What furances on the moon look like (6 replies)
  199. Homeowners with High-Efficiency Carrier Furnaces Receive Protection of Extended Warra (2 replies)
  200. packaged heat pump filters (3 replies)
  201. Screen for Forced Air Flue Pipe (0 replies)
  202. Condensate line size and installation (5 replies)
  203. AC issues (1 replies)
  204. Unit Size (8 replies)
  205. Up flow Furnace wood Base (8 replies)
  206. Induced Draft Furnaces (5 replies)
  207. HVAC condensation drain line vent cap (47 replies)
  208. heat pump thermostat (8 replies)
  209. return air proximity to gas appliance? (2 replies)
  210. high side line cold (0 replies)
  211. Passageway (12 replies)
  212. Help with age of heat pump system (12 replies)
  213. Garage heater (10 replies)
  214. BLUE SLIM ON FURNACE (2 replies)
  215. Flue connections (1 replies)
  216. A for creativity (3 replies)
  217. date of furnace (4 replies)
  218. Furnace Combustion air. (2 replies)
  219. Hallmark Furnace (4 replies)
  220. Payne A/C (4 replies)
  221. Early 90's hi-efficiency Carrier Furnace (2 replies)
  222. Testing AC in cooler temperatures (37 replies)
  223. Electric baseboard placement (3 replies)
  224. CSST Flex gas kine (2 replies)
  225. 2 oil lines to burner (5 replies)
  226. HVAC condensation conection to waste line (1 replies)
  227. HVAC-Talk.com (11 replies)
  228. GEOTHERMAL HEAT PUMPS (2 replies)
  229. A/C Condenser in Attic (13 replies)
  230. Condensate drainage system (5 replies)
  231. Condensations in Vent pipe (3 replies)
  232. P trap to waste pipe? (5 replies)
  233. Age? (4 replies)
  234. Clearance question (2 replies)
  235. what is this blue.. (3 replies)
  236. A/C Unit (10 replies)
  237. Help Please (11 replies)
  238. Heat pump freeze-up (17 replies)
  239. filter challenge (18 replies)
  240. Condensing furnace Exhaust, Distances from window, electric and gas meters (10 replies)
  241. Boiler Delta (2 replies)
  242. Air Conditioning in Winter (8 replies)
  243. FURNACE AGE BY BRAND NAME--NEED A GOOD WEB SITE (18 replies)
  244. Load calculation form for properly sizing a furnace (12 replies)
  245. Weil Mclain Gas Boilers (1 replies)
  246. Does this need a collar (5 replies)
  247. de watering system (1 replies)
  248. BASEMENT HORROR SHOW (10 replies)
  249. Fixture Leaks (5 replies)
  250. Type b vent locations (2 replies)