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our floor heating is an open system not under any pressure just gravity and pumped through the floors with an armstong pump. We are going to put a new bigger BTU boiler in and the contractor wants to pressurize it slightly so its a closed system. The only problem is i still have one bay that...

this is a call out to all car wash owners as to how big is your boiler for floor heating using pex or steel in floor. we have a 3 bay wash using a weil and mclein 105000 BTU boiler with pex in the floor. Im wondering if it is a bit underpowered. HOW BIG IS YOUR BOILER IN OUTPUT per bay or...

I have researching the idea of pressurizing the glycol in the floor heating system. Presently my floor heat is not pressurized only gravity with a bit of pressure from the pump but it is an open system prone to getting air and the odd time cavitating at the pump. if i pressurized the system...

This past 2 months our floor heat will not keep up with the ice build up. Im wondering if there is an air lock somewhere. our system had propolene glycol in it but ive been adding ethylene glycol at 50/50 so ive diluted it to 30%. Our boiler is 105000 btu per hour. im wondering if the boiler...

the original floor was steel and worked terrific but 2 years ago we tore it up and replaced it. The company used 1/2" plastic with 2 feeder lines going into the bay. the bottom line is when the temps go below -8 the bay freezes up and you wouldnt know there is a coil in the floor. we have...