They're NOT.I guess pastic fitting are fine to burry as they are?
They do, and so does the plastic pipe, and so does the copper pipe. Bury that lot in concrete and it's just a matter of time before leaks occur.Don't the expand/shrink witht he heat and cause problems?
Two other points:
Electrical work in kitchens is notifiable.
Denso tape is vile and will destroy everything it touches.
