Filter, 37mm, 0.8µm, Polycarbonate, Plain White, 1 Back Catalog number: GFPC837 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9917-03 Go-Cal Replacent Battery Pack Price on request 801187 RUBBER FEET AIRCON 2 KIT (4 with screws) Price on request 800450 Soap Solution, Flow Cell (8 oz.), Gilibrator/Gilib Price on request