Shelco-(12021-SB-S) Gasket for 12FOS, 12SD, & 12UD Series, Silicone (Swing Bolt Style) Blue And White (F-751-LPMG) 0.10 - 1.0 L/MIN; Glass; 1/4" The PT-1812-50 membrane is a

The PT-1812-50 membrane is a standard 1812 format reverse osmosis element compatible with slim-profile RO systems requiring 50 GPD capacity

Patented internal mixing vanes create thousands of microbubbles for superior gas dissolution and chemical blending with zero moving parts

Depressurize the filter housing completely and drain all fluid before opening swing bolts

Whole-House Filtration Manufacturer Hydronix Filter Classification Compatible Replacement

Shelco-(12021-SB-S) Gasket for 12FOS, 12SD, & 12UD Series, Silicone (Swing Bolt Style) Blue And White (F-751-LPMG) 0.10 - 1.0 L/MIN; Glass; 1/4" The PT-1812-50 membrane is aThe Shelco 12021 SB S is a precision molded silicone gasket engineered for swing bolt style housings in the 12FOS, 12SD, and 12UD filter series. This gasket ensures a reliable seal in high purity filtration applications where chemical resistance and temperature stability are critical. SPECIFICATIONS Technical Details Part Number 12021 SB S Material Silicone Housing Style Swing Bolt Compatible Series 12FOS, 12SD, 12UD Temperature Range 60F to 400F (