bonjour
New Member
Hi, I'm a beginner. DIYer.
1929 house, Foursquare.
Steam two pipe radiator boiler system.
3-way backflow preventer needs to be rebuilt (I believe) or replaced.
I prefer to rebuild it.
How do I rebuild it? What search terms do I need to use to look this up on YouTube or this forum?
1929 house, Foursquare.
Steam two pipe radiator boiler system.
3-way backflow preventer needs to be rebuilt (I believe) or replaced.
I prefer to rebuild it.
How do I rebuild it? What search terms do I need to use to look this up on YouTube or this forum?