check value

  1. M

    Another check valve question:

    I'm redesigning the plumbing for my pool due to a change in layout. My 3HP VS Pentair pump is now positioned about 1 foot above the water level, while the filter, heater, and chlorinator are located 4-5 feet above the waterline. Unfortunately, I can't reposition the equipment to be closer in...
  2. swimmynoodle

    Can water actually be blown out using a vacuum? Check valves damage?

    I've done a lot of research but came up with conflicting information. My swim spa was cleaned, AhhSome run through all the lines 32 times until no more gunk came out ( :oops: ), and I can confirm there is no more grunge in the lines. It is ready to be drained and refilled with the final water...
  3. B

    Elevated spa drains to spa jets level when pool pump turns off

    I have an in-ground pool with an 18" elevated spa that has a spillway into the pool. To achieve independent water circulation in the spa I set the all return and drain lines to fully open. A small amount of water trickles over the spillway which I am ok with rather than potentially the spa...
  4. N

    Blowing out Skimmer & Main Drain with Check Valve

    Hi all - been using the TFP methodology this year and it's been wonderful - have saved a lot of money. I have a question about pool closing, however. Due to the elevated equipment pad, there's a check valve that leads into the pump and I'm wracking my brain trying to figure out how I'm going to...
  5. R

    Spa water level drops overnight - not check value

    I have been trying to solve this problem for a month. I have an inground pool, with a spa that is 1ft higher than the pool. During operation water overflows from the spa into the main pool. There are also a set of three beach jets adjusted manual with a value, and three deck jets. Flow to...