Thermal expansion Tank size.

Users who are viewing this thread

Dean L

New Member
Messages
1
Reaction score
0
Points
1
Location
NY
Hi , What size thermal Expansion is recommended for a new boiler. I am have problems with the pressure relief Valve on the boiler opening. I was told that the expansion tank needs to be replaced. Right now the old one looks like a 3-4 gallon Thanks in advance.
IMG_1748.jpeg
 
Top