wirsbo

I have a 20 year old Wirsbo manifold system that provides radiant floor heat in the house. I noticed small leakage around the union connection nut (pointed by the red arrow in the picture below). The rubber gasket inside this nut is probably worn out and needs to be replaced. I have already...

I have an existing, old, wirsbo system, and I want to update, but I only have access to the PEX crimping tools. Can I simply cut the tubing where I want to start using the different technology? Is it the same tubing, just different joint method?\ \ I don't have the cold expansion tooling, nor do...