RICHARD TRETHEWEY Richard Trethewey passed away Monday, December 14, 2009 in Ft. Myers Beach, Florida. Richard was 74 years of age. He is survived by his beloved wife of 53 years, Patricia Trethewey.

Plumbing and heating expert Richard Trethewey kicks off the 9th season of Ask This Old House by helping a homeowner in Canada install a new kitchen sink. Then, up in the loft, general contractor Tom ...

Planting several varieties of palm trees in a front yard; light bulbs; Replacing an old heating system and hot water heater with a more efficient single appliance. The crew visits New York City, where ...

Richard shows how to maintain a mini split; Mark and Jenn build a garden retaining wall. Richard Trethewey demonstrates how to maintain a mini split, showing how to properly clean the indoor and ...

"Toys and Colors" kids help build a dress-up closet. Richard installs a garbage disposal. Tom Silva discusses common types of caulks and sealants he uses and explains their applications. Richard ...

The toilet in your bathroom might one day feature a night light, a seat warmer, and even a remote control. That's if Richard Trethewey is correct, that is. The Ask This Old House plumber would know.

Richard Trethewey has been the plumbing and heating expert on the home improvement series This Old House since 1980, after taking over from his father, Ron Trethewey, who was the original expert in ...