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Hi to all. I am zoning my Peerless boiler into two zones one feeding the first and second floor with 1 1/4" pipe and the second zone feeding the basement with 1" pipe. Do my zone valves have to match the diameter of the pipe they are serving? Also any advice on which valve would best work with...

Hi. I had to reroute the supply feed for my boiler. On the line is a shutoff, a pressure reducer valve, what looks like a pressure relief valve and another shut-off. The manual for the boiler has all these parts except there is a check valve in the place of the pressure relief valve. Should I...

Hi. I've seen two diagrams on how to pipe a pressure balancing loop for three body sprays. One has the outlets all on one side of the loop with the inlet on the other side and the other has the outlets in the middle with the loop shaped like a figure 8. Is there a difference with these two...

Hi. I am adding a short run of 3/4 copper to a hot water boiler system that is piped with steel. If I use a galvanized elbow will I get a reaction between the copper and galvanized fitting in this low oxygen environment? Should I just stick with brass or steel? Thanks

Hi. I have two questions pertaining to a shower remodel. One, I will have 4 or 5 shower heads producing a total 10-12.5 GPM. If everything is pitched and vented properly will a 2 inch drain be sufficient to get rid of the water? Second, does anyone have a suggestion as to how far apart body...

Hi. I am replacing my galvanized water lines with cooper in a two story house with a basement. I have the main coming in at 3/4 and will run the supplies at 1". My question is for the first floor supply lines should I knock them down to 3/4 then branch to 1/2" or should I branch of the 1" with...

Hi all. I have a 2 inch drain going into the mainstack via a short run of about 1foot of 1 1/2 inch. There is a slop sink at the point where the pipe reduction is. Is there a problem with this drain backing up because of the restricted flow of the downsized pipe? The fitting on the stack is 1...

Hi. I'm moving the sink in my kitchen to the other side of the room. There is a bathroom about 10 feet away with it's own dedicated drain and vent stack. Can I vent my new sink by going up to the ceiling, about a 6 foot rise, over to the existing sink, about 10 feet down to the existing vent...