Hi
i am a little confused hope fully you can help
I have a baxi HE 30. i am just reading the instructions on it and came across a bit about expansion vessels
my question is .
do i need one if so where does it go,
from what i understand you need one if you fit a non return valve to the system.any advice would be help ful
cheers

i am a little confused hope fully you can help
I have a baxi HE 30. i am just reading the instructions on it and came across a bit about expansion vessels
my question is .
do i need one if so where does it go,
from what i understand you need one if you fit a non return valve to the system.any advice would be help ful
cheers
