HPI Yard Guard Aquamaster Solid + Pump - Pool Size 18' x 36' with 4' x 8' Center End Step 5hp The Base mount should already

The Base mount should already be installed inside the acryllic on your Swim Spa

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eliminating the need for a cover pump

You should see Balboa part # 55241 printed on the circuit board

HPI Yard Guard Aquamaster Solid + Pump - Pool Size 18' x 36' with 4' x 8' Center End Step 5hp The Base mount should alreadyThe Yard Guard Aquamaster is a lightweight solid safety cover that is up to 50% lighter than conventional vinyl solid covers but is also up to 70% stronger. This tough, non porous material blocks sunlight and helps prohibit algae growth, plus the durable coating will not fade or stain. Safety covers are a premium option for swimming pool owners who are looking for a great looking product that will keep unwanted intruders from entering their swimming