Browse Forums Building A New House 4 10817 I want to build a decking to the drawn shape outlined in black. The problem is how close can I build to the gas hot water unit? Will I be able to build around it and be… 0 20219 you need a fridgie to answer but I would think you vac the whole system then add gas if you have a leak, unless it is new install with the gas already loaded, in that case… 1 3650 |