Large diameter PEX offers solution for radiant mansion.
It's not often that contractors install 1-inch PEX in a residential job. But it's not often that contractors see how big a result they can achieve by making one, small suggestion.
When Tom O'Brien, owner of Thomas Heating and Cooling, Havertown, Pa., first got called in for a 9,500 sq. ft. custom home, the customer was ready to settle for a hydro-air job.