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  1. Furnace and water heater.... Venting
  2. Instruction manual storage locations
  3. New course registration for HRAI
  4. Coils sized properly
  5. Trying to kill me
  6. Duct board
  7. Min. vert. distance from w/h exhaust and operable window
  8. need a question answered
  9. No ductwork??
  10. Gas furnace
  11. Gas Furnace/Water Heater Venting
  12. Old Peerless Label
  13. Boiler flue without hood?
  14. Mfg Home Furnace Recalls
  15. Gas furnace....need advice
  16. Mystery lines into furnace plenum
  17. Age of condensing unit
  18. Surface rust on water heater flue???
  19. Capacity help
  20. Benjamin Boiler OB1000 (Oil)
  21. Understanding Central air distribution systems
  22. Corrosion on Air Handler?
  23. Infrared Room Heaters
  24. Anyone familiar with this type of furnace Carrier?
  25. Age of A/C unit
  26. When did they come out with B-Vent?
  27. Is this likely an underground storage tank?
  28. HVAC component needs ID
  29. Geothermal Inspection?
  30. Is this type of gas line ok, for gas log fireplace..
  31. Clay flue, oil furnace
  32. Help with Haier AC
  33. Bathroom exhaust
  34. Fireplace duct
  35. Is this Gas line Safe?
  36. Help With Amana 90% Furnace
  37. Unknown Manufacture
  38. Start-up sequence
  39. Help with Trane XE 90 furnace
  40. Heat pump repair story
  41. Hiding sloppy work
  42. Short Cycling Honeywell Thermostat?
  43. AirTemp Furnace age
  44. Duct repair
  45. Identifying a heat pump
  46. Humidificadores centrales.
  47. Clearance ?
  48. A/C Age
  49. Range hood vent pipe material
  50. Furnace mounted humidifier
  51. Condensation drain line
  52. Furnace age?
  53. Return Air and Fireplace too close
  54. AC Question
  55. Asbestos?
  56. Safety: what dangers do inspectors face inspecting oil-fired combustion appliances?
  57. Copper tubing
  58. XXth Century Zeph-air Furnace Age
  59. First 10 to reply win How to Inspecting HVAC Systems book. Merry Christmas.
  60. Exhaust Venting (help)
  61. HE intake & Exhaust
  62. Rust on Liquid Line
  63. HVAC return air and condensate line questions
  64. Cold air return
  65. What is it and what does it do???
  66. Wording for not testing AC in cold temperatures
  67. Heat Pump not performing like it should
  68. AC, onsite disconnect question
  69. Is this rust?
  70. Heater duct insulation ...question
  71. The Problem With Flexible B-Vents
  72. Condensate drain line
  73. Furnace Date Codes
  74. Heat Pump System Air Filter Returns
  75. Brine Stains on th
  76. AC condenser fan ran when thermostat was in heat mode on "fan" setting
  77. Armstrong Furnace Age?
  78. Appliance Connector Label Photo?
  79. Boiler explosion in Mass.
  80. Water Heater Vent Pipe Splice...
  81. CO testing
  82. No suction at return air vent
  83. Need some help on furnace age. Metzger / Milwaukee Thermoflow
  84. Condensate Pump, return distribution systems.
  85. Refrigerant line question
  86. Reconstructing model number
  87. Verifying Capacity
  88. Well Conditioned Attic
  89. Water heater flue - is this allowed?
  90. Quietside age?
  91. Weil-Mclain co water heater prob.
  92. Comfortstar unit
  93. 410A Condenser and R22 Evaporator Coil
  94. Return air
  95. Contractors don't read
  96. Testo 560
  97. No Maufucturer Name Listed
  98. Dead body
  99. Oil leakage observed at AC coolant line at bonnet -- too cold to run unit
  100. Gas line from meter to interior of home
  101. Todays gem
  102. Old American Standard boiler help
  103. Boiler vent
  104. Condensate discharge
  105. Rooftop a/c unit condensate discharge
  106. L vent to single wall?
  107. Flue Configuration
  108. Record high temps forcast for SoCal
  109. Condensate lines
  110. Acceptable?
  111. Who to refer?
  112. Help your AC with mist???
  113. Any other reason for burner wont stay lit?
  114. Combustion Analysis
  115. Do you measure Delta T?
  116. Goodman tonnage
  117. Exterior A/C condenser clearances
  118. Gas line in front of vent
  119. Chrysler Airtemp Blower Motor
  120. Failed Inducer Motor Replacement
  121. Another unsuspecting loose connection
  122. A loaded question # 2
  123. A loaded question
  124. Thorough HVAC inspection by HVAC technician
  125. Evaporator ages
  126. Purpose of vent??
  127. Testing Furnace and A/C
  128. Replacing diesel with gas furnace
  129. A plastic vent inquiry
  130. House built in 1971 - Do these ducts look like they contain asbestos ?
  131. Dryer Vent Length
  132. Furnace in closet
  133. Age of Furnace
  134. How to rewire furnace from stoneage
  135. Century Age
  136. Minimum clearance of baseboard
  137. How many gas vents into 6" flue?
  138. Metal Chimney Clearance
  139. Question For Ben Gromicko
  140. Is it worth replacing electric baseboard?
  141. Age please?
  142. HVAC wiring
  143. Is this pipe accectable for fireplace gas line?
  144. payne package unit
  145. Down Periscope or Crazy A/C Venting Gone Wrong?
  146. combustion air and exhaust appear merged
  147. Close the combustion air...
  148. Gas only fireplace hearth requirments
  149. Age Code App
  150. Ducts to fresh air
  151. Flex hose connected to fireplace manifild....Need advice
  152. Water heater vent ducting...need advice
  153. Does this Heater vent need a heat collar?
  154. Exposed chimney in bedroom
  155. David or Charley
  156. Venting Narrative
  157. AC differential temps
  158. What's Your Narrative on This One?
  159. Age of furnace
  160. secondary drain on a vertical unit
  161. Help With Geo-Thermal Heat Pump
  162. VERY humid AC air
  163. Exposed B-Vent in closet
  164. Need an opinion
  165. Unknown thingy on water heater
  166. Crane heating unit age?
  167. Hot water Boiler age (Bryant)
  168. Sidewall Vents in Vertical Position
  169. First For Me
  170. waterless traps
  171. HVAC Plumbing
  172. Old oil furnace
  173. Tempstar - Burner problems?
  174. Home Heating Oil Tanks. Another InterNACHI inspection-related article.
  175. best technique opinions
  176. Burn baby Burn!!
  177. Dryer vent screen
  178. Older Bard AC condenser
  179. Off Season Testing
  180. Maratherm AC tonnage and age
  181. Boiler in garage Part II
  182. Excessive moisture in exhaust pipe.
  183. When would a vent be required in a bathroom?
  184. Hot duct?
  185. breaker too large for AC
  186. Never seen this done before - stripped the outside off of flue
  187. Boiler / W/H in garage?
  188. CSA approved
  189. Anybody seen these yet?
  190. Need age of Miller Gas Furnace
  191. Need advice
  192. Need advice
  193. Help
  194. Broan
  195. One just for Charley
  196. Weil-McLain Boiler Age help requested
  197. Whats the problem?
  198. Geothermal
  199. Disconnected AC ducing....Need feedback
  200. only have seral #
  201. Is my A/C evaporator broken?
  202. Furnace Maintenance - Keep Your Furnace Clean!
  203. Do you thinks it will pass inspection?
  204. York age
  205. Roof top heat pump units
  206. Water trap?
  207. Age on Kewanee boiler
  208. air duct penetrating garage wall
  209. Furnace in attic
  210. Water filled ducting
  211. Maybe next time around......
  212. AAF
  213. disconnect for red package unit
  214. Mildew on mastic @ plenum 10 month home
  215. Fan A/C compressor
  216. Age of unit
  217. Gas Pack Unit
  218. Does any one know how to read this
  219. high humidity and floor lifting
  220. Ducane A/C Compressor age
  221. Heil - Intl Comfort
  222. Source to Determine HVAC Manufacture Date
  223. Coleman condenser age
  224. need to find age of free standing furnace
  225. New Roof...New Siding...New HVAC...
  226. Kelvinator Furnace age?
  227. Need code reference for AC condensate drain line
  228. Age and tonage of split central air unit handler
  229. Upper Element
  230. Cast iron Galaxy boiler age?
  231. Help with age
  232. Age of a Luxaire(?) Unit
  233. Age of Carrier A/H
  234. Help with Wiring
  235. Combination water heater/space heater
  236. Sharp-GE A/C recall
  237. Furnace exhaust
  238. Buderus date code
  239. How Old - Airtemp nat gas furnace?
  240. Air exchanger recall
  241. duct work
  242. Water Damaged surfaces within the HVAC return - do you test?
  243. Any chance this is not Asbestos ?
  244. Peerless boiler age
  245. another return air...
  246. Permits ignored. Re-do costs $$$. Whose fault?
  247. Code - Backup condensate drain line being plumbed to exterior
  248. Heat exchangers - visible defects
  249. A/C compressor fins?
  250. Age of Coleman AC