Allows air to enter to break siphon. Does not permit air and odors to escape. Assures clog free anti-siphon protection. If used in exhaust system, overboard venting is required. Hose connection: 3/4".

Chrome plated bronze Removable 30 mesh stainless steel wire screen flame arrestor Hose Size: 3/4" Weight: .375 lb

Injection-molded nylon. For 5/8" hose. Length: 2-1/8". Color: Black.

Die cast zinc chrome plated 5/8" Hose Length: 1-3/4" Weight: .16 lb

Injection molded ABS. Cutout size: 2-15/16" X 6-7/8". Overall size: 3-7/8" X 7-7/8".

Injection molded ABS. Dimensions: 3-9/16" X 4-15/16". Hose / hole size: Up to 4". Color: Black. Display packaged.

Display packed Stamped 304 stainless Dimensions: 2-1/4" x 2-1/8" Weight: .03 lb

Chrome plated zinc alloy with black plastic splash guard. Removable 30 mesh stainless steel wire screen flame arrestor Hose size: 5/8".

White ABS plastic construction. Dimensions: 4" X 4.5" X 1.25".

Injection molded ABS. Vent size: 2-13/16" X 3-5/8". Hose / hole size: 3".

Stamped 304 stainless Dimensions: 5-3/4" x 4-5/16" Weight: .45 lb

Machined brass chrome plated Length: 1-13/16" Width: 5/8" Weight: .21 lb

Stamped 304 stainless steel. Dimensions: 5" X 4-1/2" X 2".

Flush mounted. Stainless steel. 90° angle bend. Diameter: 5/8". Display packaged.

Commonly used in marine toilet or engine cooling systems. A valve at the top of the loop allows air to enter line when system isn't in use, but seals when fluid is present. Molded from corrosion-proof Marelon. Barb size: 1-1/2".

Commonly used in marine toilet or engine cooling systems.

Vented loop assembly. Commonly used in marine toilet or engine cooling systems. A valve at the top of the loop allows air to enter line when system isn't in use, but seals when fluid is present. Molded from corrosion-proof Marelon. Manufacturer number: MF 842 903001. Barb size: 3/4". Dimensions: 4-1/2" X 3-3/4". Weight: .1 lb.

Vented loops are anti-siphon safety devices. For use with both manual and electric marine toilets. Plastic construction. Diameter: 1-1/2". Weight: .2 lb.

Vented Loop 1" Hose Plastic. An essential safety component on all inlet & discharge plumbing of toilets installed below static or heeled water line. Internal valve avoids need for external venting. Fitting connections for 1".

Stamped 304 stainless/plastic.
Dimensions: 5-7/8" x 3-9/16".

Stamped 304 stainless Diameter: 5" Display packed Weight: .13 lb

Black plastic cap with zinc alloy elbow Removable 30 mesh stainless steel wire screen flame arrestor Design allows elbow to be rotated to any position Weight: .1875 lb

Display packed Stamped 304 stainless Length: 5" Width: 4-5/8" Weight: .35 lb

Display packed Stamped 304 stainless Length: 5" Width: 4-5/8" Weight: .18 lb

White ABS plastic construction. Dimensions: 6.25" X 7" X 3".

Chrome plated bronze Removable 30 mesh stainless steel wire screen flame arrestor Hoze Size: 1/2" Weight: .3438 lb

Chrome plated bronze Removable 30 mesh stainless steel wire screen flame arrestor Hose Size: 1/2" Weight: .25 lb

Stamped 304 stainless Diameter: 4" Display packed Weight: .07 lb

Chrome plated brass - Width Opening: 2-1/2" Base dimension: 4" x 3-3/4" - Height Opening: 1-5/8" Weight: .3438 lb

Die cast zinc chrome plated 5/8" Hose Weight: .16 lb

Display packed Stamped 304 stainless Dimensions: 1-5/8" x 1-3/4" Weight: .01 lb

Display packed Investment cast 316 stainless 5/8" Hose Weight: .27 lb

Chrome plated bronze Removable 30 mesh stainless steel wire screen flame arrestor Hose Size: 5/8" Weight: .25 lb

Stamped 304 stainless Diameter: 4" Weight: .16 lb

Chrome plated brass. Diameter: 2-1/2".