Your solder should always be placed on the opposite side of the pipe where the flame is directed.…
An Uponor plumbing system features Engel-method crosslinked polyethylene (PEX) tubing. This is a flexible plastic tubing product that has been used for more than 35 years in radiant floor heating, plumbing and fire safety systems.
Commercial replacement of two existing boilers with new Veissmann
Most manufacturers recommend annual service on all gas fired appliances and in some cases will void the warranty for lack of service. Regular maintenance can provide for better efficiency and prevent premature failure, both of which can result in substantial cost savings to the homeowner.
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The standard in water line is copper, always has been, but it is expensive and generally used in commercial applications and premium installations. Plastic water line is far more common and with the advances in pipe composition, almost as durable.
The gray water line is Polybutylene (Poly-B for short) and is no longer manufactured.