Filter, 37mm, 0.8µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC837 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended TE-21 Teflon Bag, On-Off Valve (1.2L) Price on request 801446 Side Anti-Tamper Plate GilAir-3/5 Clock & Prog Mod Price on request 200156 Luer Taper Adapter, each (See also kit 200156-6) Price on request