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  1. vacant house with A/C running
  2. Are Whole House Fans Dangerous?
  3. AC condenser undersized - HI said nothing - to blame?
  4. heat pump size and age
  5. Fiberglass in duct
  6. Age of Tecumseh compressor
  7. date code for a sears air conditioner
  8. Humming AC
  9. Electric air handler wiring
  10. Individual filters in air diffusers
  11. Cold air return in bathroom
  12. Age / Date on Laars Boiler
  13. AC unit in bedroom
  14. Gas furnace return air
  15. Age please?
  16. Age please
  17. Hot Liquid Line on AC
  18. Coil
  19. HVAC shutdown- youve helped before
  20. Heil heater age?
  21. Does your SOP include these
  22. Question Please
  23. Stumpped on Bryant Furnace
  24. Heat pump question
  25. Zephyr? Need A/C guru
  26. Strange place for drain
  27. When mechanical equipment is in the attic...
  28. Makeup air from attic
  29. free enterprise
  30. Condensate line
  31. Furnace help
  32. Age of Raypak Boiler
  33. Vent sizing?
  34. Age of Johnson Corp / Air-Ease Furnace anyone?
  35. Centurion Heat Pump
  36. York Age
  37. Any idea on the age of this unit?
  38. Trane xe80 age please
  39. heat pump - freezing temps last winter
  40. Need some help with my own unit
  41. Please...tell me you're joking...
  42. help with this vent connector
  43. HVAC
  44. Flue connection
  45. Checking AC with temp differentials.
  46. Furnace-rerlated holes in basement slab?
  47. Open "Air return"
  48. Age please?
  49. heat pump age/ton
  50. Cracked Air Exch?
  51. How high off the floor?
  52. Mismatched HVAC equipment
  53. What is it and what is its function?
  54. Ventless or Vented gas logs?
  55. Zoned System
  56. mid-level efficiency?
  57. $200 Discount-Level II Thermography
  58. What is this?
  59. Age please?
  60. Metallic/rusty flakes inside gas forced air heater
  61. Aero water heater age
  62. Shared Venting gas boiler and water heater
  63. Gas, Hot Water Boiler did not start at all
  64. How big should the HVAC drip pan be?
  65. Conduit line from disconnect to outside unit
  66. AC condensate drain into plumbing vent
  67. Age please?
  68. More Combustion Air Needed?
  69. Condensate drain line
  70. Combustion Air question
  71. Age of Electric Furnace
  72. any info
  73. TIF8080 for sale ($100)
  74. Black stove vent pipe on oil boiler
  75. First Co Age?????
  76. Proper venting of NG heater
  77. Condensate Drain
  78. Central Air Conditioning System Inspection. New inspection article.
  79. AllStyle Coil Company
  80. Thoughts on This One
  81. Too Hot?
  82. Federal Boiler age???
  83. Unitary age, please
  84. Hot Water heating
  85. Age please?
  86. Radiant Heating Systems. Please proof this new inspection article.
  87. HVAC age...
  88. Electric furnace/heat pump
  89. Tape on a gas flue
  90. fresh air vents?
  91. how would you write this up?
  92. Amana AC Age help
  93. Goettl gas furnace age?
  94. gas furnace water
  95. Moores heater
  96. Gravity Furnace (aka) Sea Creature
  97. Somethin is just not right !
  98. cold air return in basement
  99. Updated Chart?
  100. Double check me on these York furnace ages please
  101. Age Rheem Water Heater
  102. Luxaire Age
  103. Garrison (Nordyne) Furnace Age Please
  104. Mechanical room location
  105. Rusting on Flue with Long Horizontal Run
  106. Would you say anything about this air return?
  107. 142 F reading at register
  108. Gas Range, No Vent
  109. Ever seen one of these?
  110. First time for this vent type
  111. Grimsby furnace age
  112. Heat pump condenser (outdoor unit) married to a gas furnace
  113. boiler age
  114. Gas dryer line...need help
  115. A/C proximity to gas meter
  116. Look what I found today!
  117. Age check
  118. It's been one of those weeks
  119. Corroded Pipe
  120. Double Checking Age
  121. Anything wrong with this?
  122. AC Age Chart
  123. Tangling with an Octopuss tommorow
  124. AMD series 5000, surface mount
  125. Weil McClain CP#
  126. Condensate Sump pump
  127. Simpson Dura Vent Damper Recall
  128. Lacking combustion air
  129. Dangerous Trend
  130. Age of Clare Brothers gravity furnace
  131. Water heater flue
  132. Heil furnace date code please
  133. Goodman Furnace
  134. What is this for?
  135. Real Flame Gel Fireplace Or furniture?
  136. Republic water heater age
  137. Wood?
  138. Ac/Heater ducting, water heater vent pipe...need advice
  139. HVAC testing at 60 Degrees F
  140. ducting material
  141. Boiler Age
  142. Flue discharging at A/C condenser
  143. Flex Duct Firewall Breach
  144. What temp. do we not turn on the AC unit?
  145. Safe Fireplace?
  146. Rust our of vent line??? HELP!
  147. Sharing a Gas Vent
  148. Snell Level II Thermography Class- July 20-23 2010 San Francisco
  149. Unlined chimney?
  150. What is this thing????
  151. Fraser-Johnston condenser age please
  152. Found this yesterday
  153. Fireplace in Garage
  154. Serial number help
  155. Ducting in the attic, possible asbestos..plz help
  156. B vent placement
  157. PDF with good heat pump information
  158. Lennox Pulse Furnace
  159. Testing propane furnaces with a portable tank
  160. Heat Pump Return
  161. Thermostats. Please proof this new inspection article.
  162. Age Chart for Heating Units
  163. I haven't seen this before.
  164. Supply vs. Return Register Placement
  165. Age of Hydro Therm Boiler
  166. Openings in Chimney in the Attic
  167. Hvac Breakers oversized ASAP Answer?
  168. A Furnace First For Me
  169. Old boiler system
  170. In slab ducts
  171. Heat pump ?
  172. Nice vent strap
  173. White powdery substance
  174. vent pipe in return
  175. 166 Degrees coming from a register?
  176. Age of Condenser?
  177. Oversized Water Heater Flue?
  178. Two appliances connected into single vent
  179. Protruding Pipes From Ground
  180. need some info fast...please
  181. Defrost Control Board - On Trane XE 1000
  182. Elbow?
  183. A/C or Heat Pump
  184. A/C units
  185. Help with Magic chef age
  186. Combustion for HE furnace
  187. Advice on Attic Heater ducting....see pics
  188. Geothermal systems and homeowners insurance
  189. Pop Ice Compressor Unit.
  190. Classic humidifier install
  191. Furnace woodburner
  192. Heatilator Gas Fireplace, GNDc36E
  193. Missing something here?
  194. NO Filters
  195. Exhaust
  196. can't find Heat Controller age anywhere???
  197. Exterior venting for furnace
  198. Propane VS natural gas
  199. MS Home Inspector Board approved InterNACHI's FREE online HVAC course for 12 hrs.
  200. Have not seen this before
  201. ABS Fill/Vent pipes on Heating Oil Tank
  202. hmmm
  203. Water heater jackets...Question
  204. Basement Heat
  205. R410 heat pump info
  206. White Substance On Ducts and Metal???
  207. Does anyone have a good narrative on "slugging"?
  208. Another posting about York age
  209. InterNACHI's FREE online HVAC course approved by Washington State.
  210. InterNACHI almost lost a member yesterday
  211. Bryant Age
  212. Wood burning furnaces
  213. Age please?
  214. A/C Age?
  215. how many would write up this
  216. Rust/Condensation on water heater exhaust vent hood
  217. Air Handler
  218. Home Fires Caused By Heating Elements
  219. Goodman Age?
  220. Guardian Age?
  221. Good narrative about the heat exchanger
  222. Coleman age?
  223. Furnace venting
  224. Heat pump
  225. Vaillant Boiler Age?
  226. InterNACHI's "Inspecting HVAC Systems" book $29.95 or pdf download for just $9.99.
  227. gomers AC repair
  228. Furnace age
  229. High efficiency furnace exterior pvc vent screens
  230. How would you report this system's BTUs?
  231. 4 ton Ruud outside condenser age?
  232. Boiler age
  233. HVAC vent
  234. Heat Pump Efficiency (Heat Mode)
  235. InterNACHI's free online HVAC Training for Home Inspectors course approved by IL.
  236. Understanding Chimneys and Fireplaces course approved by Illinois for 3 hours.
  237. Chimney clearance question
  238. Ice on Line Set
  239. make / model
  240. Nachi-TV<ppv/18>
  241. gfi on a/c cord trips
  242. AC manufacturer
  243. Hot water heater vent
  244. Gas pipe starter for fireplace
  245. Heat pump operation
  246. exaust for a power vent garage furance
  247. Cold Air Returns..Question
  248. Luxaire age
  249. exposed AC coils
  250. new home with cold room