Filter Support Pads, Porous Plastic, 25mm, 100/Pack Back Catalog number: GP25 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GB37W Band, 37mm Shrink, White 100/Pack Price on request 800303 Valve Plate Assembly, Bottom, GilAir-3 Price on request GCU37500PVC-2 Cassette, 37mm 2pc 5.0µm PVC, 50/Box Price on request