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



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  1. Laars Heating Systems Recalls Gas Boilers and Water Heaters
  2. Crawlspace vent fan
  3. Missing A/C Condensing Unit - Take 2
  4. High Efficiency Flue Termination
  5. a/c disconnect
  6. Passive Solar Heating Help
  7. No replies in the roofing section, maybe here
  8. Vent Tee
  9. Recall to Repair Gas-Fired Hot Water Boilers
  10. Commercial zone system,
  11. Trained Chimpanzees Install Flue Pipe
  12. Thar she blows!
  13. How would you write this up
  14. Magic Heat
  15. SEER rating
  16. Staining on exterior wall near A/C
  17. Metal ducts
  18. Galvanizing Flaking Off Single Vent
  19. Return Air
  20. Gas meter
  21. condensate drain connection
  22. Furnace vent
  23. Age for Weil-McLain Boiler?
  24. Condensate leak at furnace exhaust
  25. Secondary drain setup
  26. condensate drain routing
  27. black flex gas line
  28. return over range in kitchen
  29. Disconnected Wire
  30. Air handler plenum
  31. AC Fuel Source
  32. Gas Dryer in Bathroom
  33. corrosion around threads
  34. Cracked Plastice Vent
  35. Rheem furnace age
  36. To Evaporator Coils-One Condensor
  37. Deposit on boiler vent
  38. Aluminum duct at the water heater
  39. Furnace vent installation
  40. White "powder" at furnace exhaust tube
  41. Code reference for b-vent support
  42. Who needs 6" of clearance for single wall
  43. No safety Pan
  44. Condensation On Flue Pipe
  45. Dryer Vent Next To Condensing Coil
  46. Heating duct rusted out in slab
  47. filter on gravity furnace
  48. Heat Pump?
  49. Bryant furnace age
  50. Plenum length
  51. Furance Access.
  52. Temp dif split
  53. trap
  54. new HVAC techs among us
  55. Help with Manufacture Date, please
  56. Size of condenser
  57. Exposed wood joist in return air
  58. A/C disconnect location
  59. Chimney within a chimney
  60. Air ducts
  61. What No permits who needs them!
  62. Wall temperature
  63. Primary drain line material
  64. dryer vent distance from gas meter?
  65. propane clearances
  66. Payne air conditioners
  67. Efficiency
  68. Ventilating Kitchen Island Electric Ranges
  69. Who makes Who and What!
  70. Can this be explained? Wooden box installed in firnace
  71. Supply Air Vent?
  72. Mismatched Lennox heat pump and high temp diffs
  73. Furnace vent
  74. A Little Hypocritical
  75. B vent support
  76. Fresh Air Return
  77. Great Foam Insulation
  78. AC Primary drain vent
  79. Foil tape on vent pipe
  80. Inspection exercise
  81. Thermostat location?
  82. crawl humidifier
  83. Furnace Age
  84. A/C condensing unit location?
  85. Wall heater register
  86. Mutiple flues
  87. breaker size
  88. Flex vent pipe
  89. fresh air is over-rated
  90. Vent Damper
  91. Micky mouse was at this house
  92. Nutone Air-to-Air Heat Exchanger
  93. Kitchen boiler
  94. Restricted, crimped air ducts?
  95. Plastic exhaust vent
  96. Amana? Goodman? Maytag?
  97. A/C & "Great Foam"
  98. Water Detection Device
  99. A/C Capicity - Austin, Texas
  100. Catch pan drain line
  101. Condensate?
  102. Buried LP tank
  103. Condensate Tray
  104. Suggestions for recommendations
  105. Average cost of new duct work?
  106. Traps on Primary Condensate lines
  107. Identifying Stream Systems
  108. block support for furnace
  109. Service Techician Note
  110. Flex ducts on joists
  111. Air ducts/electrical cable
  112. Cardboard supply ducts in slab
  113. Gray PVC for direct vent furnace
  114. Flue Pipe Handrail
  115. Gas line questions
  116. P-trap on wrong side of vent
  117. Vent support
  118. HVAC Help Please
  119. Made in China
  120. Help with age of units
  121. B Vent Window Clearance
  122. Armstrong A/C SEER rating?
  123. Waterford furnace age?
  124. P-traps
  125. heater burns gas or oil
  126. Hi/Low vents terminate in the attic?!
  127. air handler in crawlspace
  128. Terminolgy help
  129. Three Stooges HVAC
  130. condensate pump tubing
  131. problem?
  132. Armstrong Oil Fired Furnace / Vent Connection
  133. Comfortmaker furnace age
  134. Combustion vent location
  135. High Efficiency Furnace Intake/Exhaust Setup
  136. Vent pipe
  137. Code help for Dryer duct
  138. SIngle wall?
  139. Gas shut off valve location
  140. duct-tape on supply ducts
  141. air ducts in closet
  142. HVAC disconnect
  143. fuel ga code prior to 2000
  144. Hi-Efficiency Furnace Exhaust Flue Not Level.
  145. Garage Vents
  146. Flexible gas pipe
  147. Buried Refrigerant Line and Run Distance ?
  148. Secondary drain overflow shut-off
  149. for that earthy smell...
  150. Return air balance
  151. Those Condensate Traps Really Work
  152. vent on wrong side of p-trap
  153. carbon build up at draft hood - furnace
  154. fireplace flue now hvac duct
  155. Scientific Atlanta DCU-S2100 Control
  156. Primary drain line
  157. A/C Evap Drain Piping Trap
  158. Scary looking vent pipe.
  159. Combustion Air in Crawl Space
  160. Whoopsie
  161. Bitchy Builder - air ducts
  162. SIngle wall?
  163. Rust inside 2004 furnace
  164. where all the vent pipes are above average
  165. the week for strange
  166. Type B vent pipe strapping
  167. Furnace Age
  168. Unusual Air and Noise from Bath Sink - AC primary drain
  169. Suicide Vent
  170. Flu blowing on gas union
  171. testing AC float-switch
  172. Vent clearances
  173. Help with size of unit
  174. Miller mobile home furnace dating
  175. serial #
  176. Help out AC unit
  177. Galvanized Pipes on Hot Water Heating Systems
  178. Heat source or Not
  179. Flue in return air.
  180. Stange vent
  181. Combustion Air?
  182. Cold air return
  183. Age of Fedders Corp Furnace???
  184. Unusual vent size and insulation
  185. Chillers
  186. Possible Dispute with HVAC tech
  187. HVAC return air
  188. Am I just being too picky?
  189. Gas Appliances in Bathrooms and toilet rooms
  190. Age Help
  191. Combustion Air Source and Cat IV Efficiency
  192. what does manufacturers say?
  193. Clearance for an air conditioner
  194. church HE and vent
  195. Elbow support requirement
  196. What do manufactures say: #2
  197. Who can spot the cheese?
  198. You Are Getting Sleepy. VERY SLEEPY!
  199. A/C Service Disconnect
  200. Sweating Plenum
  201. AC condensate drains and condensing furnaces (Whey? Yet again?)
  202. AC Condensate drain - related question
  203. Here we go again...
  204. Condensate drain diagram
  205. CAT IV Termonology
  206. A/C Unit
  207. gas pressure regulator locations
  208. Lennox Hot Water Boiler Age?
  209. AC unit age
  210. Central A/cC Unit & Gas Water Heater Same Closet?
  211. Arrggggh
  212. Fancy new AC condensate removal method...
  213. Updraft furnaces
  214. Do Cat IV furnaces require a direct vent intake?
  215. Is this a 3-ton System?
  216. Armstrong Furnace Age & Damage
  217. AC return in kitchen
  218. Help dating Singer AC unit
  219. Info on Rheem REAB 1415 J
  220. Wood supports, electric furnace
  221. filters: pleated vs. brillo pads
  222. strange furnace install
  223. Gas Drip.
  224. Could not locate dryer vent termination
  225. East TN installation
  226. 3.5 ton for 2100sf house
  227. Heat duct in garage
  228. furnace vent
  229. Plastic power vent to metal vent at brick chimney
  230. Condensate switch
  231. Electric furnace disconnect switch
  232. Dryer vent roof jack
  233. How many supply vent and registers?
  234. Age Help
  235. Gurgling Condensate drain
  236. Foam Monster
  237. Scorching around freon lines...
  238. Leftover or for future maintenance ??
  239. Tight seal on Flex Duct ... Not !!
  240. "Insider" indoor heat pump
  241. Different sized furnace vent pipe segments
  242. Viallant Boiler age
  243. Clothes Dryer Outlet/Sock
  244. Flex Air Duct allowed?
  245. Thermostat Location ?
  246. What would cause thgis type of damage?
  247. Return Vent over Tubs?
  248. Electrical cables on top of A/C
  249. mystery liquid from liner
  250. A/C and Dryer Location