Toiletology 101
- Lessons on repairing leaks and removing clogs.
- http://www.toiletology.com/

Love Plumbing
- Plumber answers homeowner's queries on a wide range of service concerns.
- http://www.terrylove.com/forums/forumdisplay.php?f=6

Plumbing Forum - GardenWeb
- Discussion of problems, solutions and projects.
- http://ths.gardenweb.com/forums/plumbing/

Fix a Toilet
- Instructions for do-it-yourself toilet repair.
- http://www.fixatoilet.com/

Find Plumbing
- Forums for plumbing and heating help and how to troubleshoot small problems.
- http://www.findplumbing.com/

Kissler
- Faucet repair instructions with diagrams and instructions for various types.
- http://www.kissler.com/repairs.cfm

All About Home - Plumbing Tips
- Covers minor repairs including clogged drains, frozen pipes, and water heaters.
- http://www.allabouthome.com/directories/dir_plumbing.html

Better Homes and Gardens: Faucet Guide
- "Check out the faucet" slide shows, and learn how to install and repair faucets.
- http://www.bhg.com/home/Faucet-Guide.html

How To Build a Septic System
- Step-by-step instructions including design, permits, tools, and construction details.
- http://www.eco-nomic.com/septic.htm

MasterPlumber - Uniform Plumbing Code
- Illustrated guide to the code includes section numbers.
- http://www.masterplumber.com/Laws/UPCExcerpts.html

Water Filtration
- Generic water iron filter and water softener installation manual.
- http://home.att.net/~dexter.a.hansen/filterb/dhsec56.htm#5.2

theplumber.com
- Plumbing, kitchen and bath advice for professionals and homeowners alike.
- http://www.theplumber.com

Stem Doctor
- Information on repairs and discussion board.
- http://www.stemdoctor.com

Raymond Hardware
- How to unplug household drains.
- http://www.raymondhardware.com/clogs.html

Positive Plumbing
- Plumbing advice forum.
- http://www.plbg.com

Chilipepper
- An illustrated explanation of how water heaters work along with information on repair and maintenance. Included is information about hot water circulating systems.
- http://www.chilipepperapp.com/whwp.htm