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Yes , I am realizing that , now . Sorry . :-( Thanks , Wyr God bless

I may be in error , asking on this forum . If so , I apologize . I live in the USA & PVC is used for domestic cold water , here . In addition to being used for Drain , Vent & Waste . Thanks , Wyr God bless

MDPE ? Please fill me in . What are the advantages & disadvantages over traditional PVC ( burred in the ground ) ? How does the cost compare ? Of the pipe and of the fittings ? Thanks , Wyr God bless

I wish to get it all 99% installed , before I cut loose the existing line and fitting . Otherwise , I would just remove it and go down to the plumbing supply house and ask for " one of these " . May be able to post photos after I get it dug up . My guess is the copper pipe is...

Apparently , I have a water leak , some where between the water meter ( in the alley ) to the house . The existing line is copper , in fact , all the water piping inside the house is copper , too . I will probably install the new line to the house in PVC . Where would I purchase the new " slip...

On mini splits the connections are flare fittings . I torque them to spec , after coating the threads and mating surfaces with Nylog Blue . The outdoor unit comes pre-charged . God bless Wyr

[/url] Thanks for the link . But I expect USA - EPA regs are at least some what different than European regs ? I found the reference in EPA regs for pressure testing & it says R22 is permissible . God bless Wyr

Do you Brits use the same refrigerants we use in the USA ? Yhis is for a mini split . Do you all use mini splits ? Thanks , :-) God bless Wyr

Any reason R134a could not be used to pressure test a R410a line set on a heat pump ? Instead of Nitrogen . The R134a should be removed when you vacuum down the system ? And , yes , I have an EPA card . Thanks :-) Wyr