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 GRVSold by the each24 per box Shingle/Flat Roof Vent 4" Galvanized with Damper and Screen GRV-4DS     Shingle Tile Roof Vent Type Standard Height Size 4 Inch Material Thickness 26 Gauge Material G90 Galvanized Steel Inclusions/Features...

ARVSold by the each24 per box Shingle/Flat Roof Vent 4" Aluminum with Screen ARV-4.     Shingle Tile Roof Vent Type Standard Height Size 4 Inch Material Aluminum Inclusions/Features Screen, Pittsburg Seam, 2.5 Inch Flashing Overall Dimensions...

GRVSold by the each6 per box Shingle/Flat Roof Vent 10" Galvanized with Screen GRV-10   Shingle Tile Roof Vent Type Standard Height Size 10 Inch Material Thickness 26 Gauge Material G90 Galvanized Steel Inclusions/Features Screen, Pittsburg Seam, 2...

ARVSold by the each6 per box Shingle/Flat Roof Vent 10" Aluminum with Damper ARV-10D   Shingle Tile Roof Vent Type Standard Height Size 10 Inch Material Aluminum Inclusions/Features Damper, Pittsburg Seam, 2.5 Inch Flashing Overall Dimensions 15...

PFL812 Plastic Mini Louver with Ring & Screen Polypropylene molded plastic Molded snap ring for easy connection to pipe Fixed mini louvers 1/4" x 1/4" molded screen 4 mounting holes Fully assembled 12/cs     Louver Item Louver Type Mini,...

 PFL812Sold individually.     Louver Item Louver Type Mini, Fixed Opening Size 4 Inch Inner Diameter x 4.25 Inch Outer Diameter Overall Size 5.5 Inch Width x 5.5 Inch Height Material Polypropylene Molded Plastic Grid Size 1/4 Inch x 1/4...

FL812 Sold individually. Plastic Mini Louver with Snap-On Ring Polypropylene molded plastic Molded snap ring for easy connection to pipe Fixed mini louvers 4 mounting holes Fully assembled     Louver Item Louver Type Mini, Fixed Opening Size 4...

PFL812The DIAMETER is 4" and the tail is 3" LONG.    Plastic Mini Louver with 3" Tail Polypropylene molded plastic Molded snap ring connection to 3" long aluminum tail with crimped end Fixed mini louvers 4 mounting holes Fully assembled Sold...

 PFL344The DIAMETER is 3" and the tail is 3" LONG.    Plastic Mini Louver with 3" long tail Polypropylene molded plastic Molded snap ring connection to 3" aluminum tail with crimped end Fixed mini louvers 4 mounting holes Fully...

AEV199 Metal Eave Vent with Screen and Flapper Aluminum construction Back draft flapper Grid is metal 1/4" x 1/4", with 1/4" round holes 8/cs     Air Eave Vent Size 4 Inch Material Aluminum Inclusions/Features Screen, Back Draft...

Louvered Plastic Vent Hood without Tailpipe Screens are 1/4" x 1/4" molded grid Hoods with screens are not recommended for dryer venting White with snap on ring 12/cs   Vent Hood Type Wall, Louver Size 6 Inch Diameter Material...