Housing, 37mm 2pc Opaque, 50/Box Back Catalog number: GH37-2 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GFPC525 Filter, 25mm, 5.0µm, Polycarbonate, Plain White, 100/Pack Price on request 850216 PC Board Assy-15 To 9 Adaptor Price on request 810-0202-02 GilAir-3 Clock with timer (ATEX), Pump only Price on request