Unicel 4CH-21 | 19 sq ft Saratoga & Vita Spa Filter Brand_Ooni This is a replacement main

This is a replacement main LED light for hot tub spas and Endless Pools

No tools or adhesives are needed

It's the simple

1 x DuraVent 4PVP-T PelletVent Pro Tee - 4"

the CoverMate II can be screw-mounted low on the spa

Unicel 4CH-21 | 19 sq ft Saratoga & Vita Spa Filter Brand_Ooni This is a replacement mainThe Unicel 4CH 21 is a compact 19 square foot top load replacement cartridge for Saratoga, Vita, Dream Maker, and several other spa brands, replacing OEM part numbers 20245 238 and PVT 25N. At just 8" tall and 4 5 8" across, it is one of the smaller cartridges in the top load family and it packs 158 pleats into that short body, a genuinely dense fold count for its size. The bottom carries a 1 1 2" male pipe thread that screws directly onto the suction