| Warmair.com http://www.warmair.com/ Information on heating system operation, components, troubleshooting and maintenance. | |
| The Boiler Room http://www.boilerroom.com/homeforum.html Forum to post residential steam related questions. | |
| RepairNet http://www.repairnet.com/ Flat rate price guide for checking repair costs. | |
| Recalls http://www.cpsc.gov/cpscpub/prerel/prerel.html Searchable database provided by Consumer Product Safety Commission. | |
| RCD Mastics http://www.rcdmastics.com/ How to locate, repair, and seal ductwork. | |
| National Refrigerants http://www.refrigerants.com/ Technical support and regulatory updates; articles, faq, and news. | |
| Learn Ductwork http://www.thesheetmetalshop.com/ Illustrated tutorial on fabricating sheet metal ductwork. | |
| John Mills Work Page http://www.johnmills.net/work/workpage.html Advice from a service manager on buying a new unit, illustrated essay on chimney liners, and a history of brand names. | |
| Howstuffworks.com http://www.howstuffworks.com/ac.htm Article that describes air conditioning operation from window units up to large industrial applications. | |
| HeatingHelp.com http://www.heatinghelp.com/ Find answers to steam heating problems by posting questions for experts or reading excerpts from books about heating. | |
| Heating System Maintenance http://muextension.missouri.edu/xplor/hesguide/housing/gh5981.htm Tips on preparing a furnace for winter operation. | |
| Hearth.com http://www.hearth.com/what/specific.html Information on gas, wood, pellet, and coal appliances. Cost comparison of the different fuels. | |
| Hannabery HVAC http://www.hannabery.com/ Everything from troubleshooting to maintenance and repair. | |
| HVAC-Talk http://hvac-talk.com/ Software bulletin board for HVAC contractors, home-owners, do-it-yourself enthusiasts to use for heating and air conditioning concerns. | |
| HVAC Mechanic http://www.hvacmechanic.com/ Information and support on heating, ventilation and air conditioning systems or controls for home owners and professionals. Knowledge base, recalls, forum, glossary, and events. | |
| HVAC Glossary http://www.hvac-city.com/hv01002.htm Consumer guide to the array of efficiency ratings, abbreviations and acronyms used to describe or explain the products. | |
| Furnace Blower Repair http://www.misterfixit.com/htrblowr.htm Short example on replacing bearings and fan belt. | |
| Duct Cleaning http://www.epa.gov/iaq/pubs/airduct.html EPA tips on how to determine if ductwork needs cleaning. Criteria for choosing a contractor. | |
| Carbon Monoxide Alert http://www.homesafe.com/coalert/ Safe and unsafe practices, effects, detector placement, and discussion. | |
| BTU Calculator http://hearth.com/calc/btucalc.html Estimate the heating needs of a room, combination of rooms, or an entire home. | |
