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Dear dbill74 Thank you for your reply. in my opinion we can make sections for the purpose of coordination. i used to make the sewer network and manhole profiles with infrastructure for big projects and streets to show the ground level and manhole invert level , but what i'm asking about is that...

what is the benefit of sewer network profile and when we should make it ?

thank you for your reply PEDDARIN

you mean to use the same table of heat loss for copper pipe with any pipe material PPR or CPVC

Dear All, how to size hot water return pipe ? the common sizing method is to determine the heat loss from supply and return piping, but i don't know how to determine the heat loss for PPR and CPVC pipes?

thank you [highlight #CC0000]PEDARRIN2[/highlight]

IF WE HAVE 2 HOT WATER SUPPLY (HWS) NETWORKS WITH DIFFERENT TEMPERATURES 60& 80 DEGREE CELSIUS CAN WE MAKE ONE COMMON HOT WATER RETURN LINE COMBINED FOR THEM BOTH ? 2- REGARDING THE HOT WATER RETURN... IF WE HAVE ONE HWS MAIN LINE WITH MANY BRANCHES TO PLUMBING FIXTURES IN THIS CASE, IF WE...

ARE THERE ANY OTHER SOLUTIONS FOR THIS ISSUE ?

thank you all for your help , but i'm asking about for more than 2 fire hose reel cabinets OF 1.5" HOSE

Dear all, can any help me how to determine the pipe size for two fire hose reel cabinets or more ?

thank you PEDARRIN2 for your help

I tried to get data about the people but it is not available beside i can't assume by myself. the only method mentioned in most codes is to add all water supply fixture unit values to get the demand and we only add only the gpm with the continuous flow. another issue i want to ask about if...

Thank you guys for your help . I really appreciate that i'd also be grateful for more ideas about that the problem is not to size the branch for one equipment individually but it is how to determine the pipe size for group of such different unique equipment that needs water supply.i can't...

Dear all, i'm trying to find the water supply fixture unit (wsfu) for some laboratory equipment like (sterilizer, rack washer ,... etc) which is not listed in any plumbing code i know that to determine the water supply pipe size for group of fixtures i need to add the wsfu values the convert...