Voice Amp cover for 40mm NATO gas masks - 3D Printed ABS Plastic (canister only) - 3M 2200 mpr (merv13) filter media - m40/42 gas mask Color:Red W (width) is how wide

W (width) is how wide the canopy is

These dice is sure to impress

Multiple sizes available

Works with freshwater and saltwater fishtanks

Guaranteed to help keep floaters out of your filter

Voice Amp cover for 40mm NATO gas masks - 3D Printed ABS Plastic (canister only) - 3M 2200 mpr (merv13) filter media - m40/42 gas mask Color:Red W (width) is how wideGalaxy Glow Filter Canisters come in 3 sizes: Nano, Regular, and Long. You may purchase one complete canister in any size with filtration or two in any size at a discounted price. Message me about large quantity orders for added discounts! The EMPTY canister option allows you to fill it with your personal media at a discounted price! These filter canisters will fit any mask that uses NATO 40mm threads! Galaxy Glow Studio canisters use 3M's 2200 MPR