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  1. Makeup air from attic
  2. free enterprise
  3. Condensate line
  4. Furnace help
  5. Age of Raypak Boiler
  6. Vent sizing?
  7. Age of Johnson Corp / Air-Ease Furnace anyone?
  8. Centurion Heat Pump
  9. York Age
  10. Any idea on the age of this unit?
  11. Trane xe80 age please
  12. heat pump - freezing temps last winter
  13. Need some help with my own unit
  14. Please...tell me you're joking...
  15. help with this vent connector
  16. HVAC
  17. Flue connection
  18. Checking AC with temp differentials.
  19. Furnace-rerlated holes in basement slab?
  20. Open "Air return"
  21. Age please?
  22. heat pump age/ton
  23. Cracked Air Exch?
  24. How high off the floor?
  25. Mismatched HVAC equipment
  26. What is it and what is its function?
  27. Ventless or Vented gas logs?
  28. Zoned System
  29. mid-level efficiency?
  30. $200 Discount-Level II Thermography
  31. What is this?
  32. Age please?
  33. Metallic/rusty flakes inside gas forced air heater
  34. Aero water heater age
  35. Shared Venting gas boiler and water heater
  36. Gas, Hot Water Boiler did not start at all
  37. How big should the HVAC drip pan be?
  38. Conduit line from disconnect to outside unit
  39. AC condensate drain into plumbing vent
  40. Age please?
  41. More Combustion Air Needed?
  42. Condensate drain line
  43. Combustion Air question
  44. Age of Electric Furnace
  45. any info
  46. TIF8080 for sale ($100)
  47. Black stove vent pipe on oil boiler
  48. First Co Age?????
  49. Proper venting of NG heater
  50. Condensate Drain
  51. Central Air Conditioning System Inspection. New inspection article.
  52. AllStyle Coil Company
  53. Thoughts on This One
  54. Too Hot?
  55. Federal Boiler age???
  56. Unitary age, please
  57. Hot Water heating
  58. Age please?
  59. Radiant Heating Systems. Please proof this new inspection article.
  60. HVAC age...
  61. Electric furnace/heat pump
  62. Tape on a gas flue
  63. fresh air vents?
  64. how would you write this up?
  65. Amana AC Age help
  66. Goettl gas furnace age?
  67. gas furnace water
  68. Moores heater
  69. Gravity Furnace (aka) Sea Creature
  70. Somethin is just not right !
  71. cold air return in basement
  72. Updated Chart?
  73. Double check me on these York furnace ages please
  74. Age Rheem Water Heater
  75. Luxaire Age
  76. Garrison (Nordyne) Furnace Age Please
  77. Mechanical room location
  78. Rusting on Flue with Long Horizontal Run
  79. Would you say anything about this air return?
  80. 142 F reading at register
  81. Gas Range, No Vent
  82. Ever seen one of these?
  83. First time for this vent type
  84. Grimsby furnace age
  85. Heat pump condenser (outdoor unit) married to a gas furnace
  86. boiler age
  87. Gas dryer line...need help
  88. A/C proximity to gas meter
  89. Look what I found today!
  90. Age check
  91. It's been one of those weeks
  92. Corroded Pipe
  93. Double Checking Age
  94. Anything wrong with this?
  95. AC Age Chart
  96. Tangling with an Octopuss tommorow
  97. AMD series 5000, surface mount
  98. Weil McClain CP#
  99. Condensate Sump pump
  100. Simpson Dura Vent Damper Recall
  101. Lacking combustion air
  102. Dangerous Trend
  103. Age of Clare Brothers gravity furnace
  104. Water heater flue
  105. Heil furnace date code please
  106. Goodman Furnace
  107. What is this for?
  108. Real Flame Gel Fireplace Or furniture?
  109. Republic water heater age
  110. Wood?
  111. Ac/Heater ducting, water heater vent pipe...need advice
  112. HVAC testing at 60 Degrees F
  113. ducting material
  114. Boiler Age
  115. Flue discharging at A/C condenser
  116. Flex Duct Firewall Breach
  117. What temp. do we not turn on the AC unit?
  118. Safe Fireplace?
  119. Rust our of vent line??? HELP!
  120. Sharing a Gas Vent
  121. Snell Level II Thermography Class- July 20-23 2010 San Francisco
  122. Unlined chimney?
  123. What is this thing????
  124. Fraser-Johnston condenser age please
  125. Found this yesterday
  126. Fireplace in Garage
  127. Serial number help
  128. Ducting in the attic, possible asbestos..plz help
  129. B vent placement
  130. PDF with good heat pump information
  131. Lennox Pulse Furnace
  132. Testing propane furnaces with a portable tank
  133. Heat Pump Return
  134. Thermostats. Please proof this new inspection article.
  135. Age Chart for Heating Units
  136. I haven't seen this before.
  137. Supply vs. Return Register Placement
  138. Age of Hydro Therm Boiler
  139. Openings in Chimney in the Attic
  140. Hvac Breakers oversized ASAP Answer?
  141. A Furnace First For Me
  142. Old boiler system
  143. In slab ducts
  144. Heat pump ?
  145. Nice vent strap
  146. White powdery substance
  147. vent pipe in return
  148. 166 Degrees coming from a register?
  149. Age of Condenser?
  150. Oversized Water Heater Flue?
  151. Two appliances connected into single vent
  152. Protruding Pipes From Ground
  153. need some info fast...please
  154. Defrost Control Board - On Trane XE 1000
  155. Elbow?
  156. A/C or Heat Pump
  157. A/C units
  158. Help with Magic chef age
  159. Combustion for HE furnace
  160. Advice on Attic Heater ducting....see pics
  161. Geothermal systems and homeowners insurance
  162. Pop Ice Compressor Unit.
  163. Classic humidifier install
  164. Furnace woodburner
  165. Heatilator Gas Fireplace, GNDc36E
  166. Missing something here?
  167. NO Filters
  168. Exhaust
  169. can't find Heat Controller age anywhere???
  170. Exterior venting for furnace
  171. Propane VS natural gas
  172. MS Home Inspector Board approved InterNACHI's FREE online HVAC course for 12 hrs.
  173. Have not seen this before
  174. ABS Fill/Vent pipes on Heating Oil Tank
  175. hmmm
  176. Water heater jackets...Question
  177. Basement Heat
  178. R410 heat pump info
  179. White Substance On Ducts and Metal???
  180. Does anyone have a good narrative on "slugging"?
  181. Another posting about York age
  182. InterNACHI's FREE online HVAC course approved by Washington State.
  183. InterNACHI almost lost a member yesterday
  184. Bryant Age
  185. Wood burning furnaces
  186. Age please?
  187. A/C Age?
  188. how many would write up this
  189. Rust/Condensation on water heater exhaust vent hood
  190. Air Handler
  191. Home Fires Caused By Heating Elements
  192. Goodman Age?
  193. Guardian Age?
  194. Good narrative about the heat exchanger
  195. Coleman age?
  196. Furnace venting
  197. Heat pump
  198. Vaillant Boiler Age?
  199. InterNACHI's "Inspecting HVAC Systems" book $29.95 or pdf download for just $9.99.
  200. gomers AC repair
  201. Furnace age
  202. High efficiency furnace exterior pvc vent screens
  203. How would you report this system's BTUs?
  204. 4 ton Ruud outside condenser age?
  205. Boiler age
  206. HVAC vent
  207. Heat Pump Efficiency (Heat Mode)
  208. InterNACHI's free online HVAC Training for Home Inspectors course approved by IL.
  209. Understanding Chimneys and Fireplaces course approved by Illinois for 3 hours.
  210. Chimney clearance question
  211. Ice on Line Set
  212. make / model
  213. Nachi-TV<ppv/18>
  214. gfi on a/c cord trips
  215. AC manufacturer
  216. Hot water heater vent
  217. Gas pipe starter for fireplace
  218. Heat pump operation
  219. exaust for a power vent garage furance
  220. Cold Air Returns..Question
  221. Luxaire age
  222. exposed AC coils
  223. new home with cold room
  224. New Jersey approved InterNACHI's FREE, online HVAC Inspection course for 12 hours
  225. High efficiency furnace in attic
  226. Oklahoma approves InterNACHI's FREE online HVAC inspection course for 12 hours.
  227. Basmor Boiler Age
  228. Rheem furnace age??
  229. testing AC in winter?
  230. Finding a Heat Exchanger Defect
  231. Help age Armstrong HVAC
  232. What am I missing
  233. HS Tarm 500?
  234. Need some help here
  235. Working space in front of a heater
  236. AC Ducts
  237. AK Department of Commerce approves InterNACHI's FREE, online HVAC Inspection course.
  238. Help Please Age of First Co. HVAC unit
  239. Flue angle
  240. CO tester
  241. AR Home Inspector Registration Board approves InterNACHI's FREE online HVAC course.
  242. Emergency shut off for furnace.
  243. Gas Log Fireplace
  244. Mis-matched split system components
  245. Electrical Panel
  246. Best option for replacing Bryant A/C unit
  247. Help find info on GE furnace, please?
  248. Kentucky approved InterNACHI's FREE, online HVAC course today
  249. Water heater with asbestos vent pipe
  250. New picture...Heater with two filters