Heating, Cooling & Ventilation

Net Free Ventilating Area : 58 Sq-in
Rough Opening Size : 17 In L X 17 In W
Material : Polypropylene
Color : White
Length : 21-7/8 In
Width : 21-7/8 In
Suitable For : Molded-In Screen

Color : White
Installation Type : Flush
Length : 3-1/2 In

Color : White
Material : Polypropylene
Height : 4 In

Net Free Ventilating Area : 12.7 Sq-in
Roof Pitch : 3/12 To 20/12
Material : HDPE
Color : Black
Length : 20 Ft
Width : 11-1/4 In
Suitable For : Asphalt Shingles, Cedar Shakes, Flat Tile, Metal And Stone Coated Steel

Material : Polystyrene
Length : 48 In
Width : 22 In
Suitable For : High-Volume New Construction Or Lower Cost Re-Insulation

Net Free Ventilating Area : 330 Sq-in
Roof Pitch : 2/12
Color : Black
Length : 30 Ft
Includes : Nails

Brand : Lomanco
Net Free Ventilating Area : 330 Sq-in
Roof Pitch : 2/12
Color : Black
Length : 30 Ft
Includes : Nails
Warranty : Limited Lifetime

Material : Aluminum
Length : 42-1/2 In
Rough Opening Size : 40-1/2 In L X 35-7/8 In W
Finish : Enamel
Width : 37-3/4 In

Net Free Ventilating Area : 18 Sq-in/ft
Roof Pitch : 3
Material : Polypropylene
Color : Black
Length : 4 Ft
Width : 13.7 In
Suitable For : Roof Ridge

Net Free Ventilating Area : 37 Sq-in
Rough Opening Size : 11-3/4 In L X 9-3/4 In W
Material : Resin
Color : Brown
Installation Type : Roof
Length : 17-1/2 In
Width : 18-1/2 In
Height : 3.62 In

Net Free Ventilating Area : 50 Sq-in
Material : Aluminum
Color : Weathered Bronze
Overall Width : 15-3/8 In
Overall Height : 4 In

Net Free Ventilating Area : 50 Sq-in
Material : Aluminum
Color : Black
Installation Type : Roof
Length : 17-1/2 In
Width : 17.4 In
Height : 4 In

Net Free Ventilating Area : 25 Sq-in
Color : White
Overall Length : 9-1/10 In
Overall Width : 10 In
Installation Type : Wall
Includes : 7 In L Aluminum Tube, Wire Screen

Net Free Ventilating Area : 50 Sq-in
Material : Steel
Finish : Galvanized
Color : Weathered Bronze
Overall Width : 16 In
Overall Height : 5 In

Material : Plastic
Color : White
Length : 8.91 In
Width : 7.63 In
Height : 3.72 In
Includes : (1) 6 In To 4 In Collar, (2) Removable Screen

Net Free Ventilating Area : 211 To 439 Sq-in
Installation Type : Roof
Material : Aluminum
Suitable For : Sheds, Knee Walls
Finish : Mill

Net Free Ventilating Area : 4.8 Sq-in
Material : Polypropylene
Color : White
Width : 4.813 In

Roof Pitch : 12
Bracing Type : Internal
Base Size : 12 In
Material : Aluminum
Finish : Mill
Throat Diameter : 12 In
Includes : Bottom Ring

Power Source : Electric
Power Supply : 120 V
Net Free Ventilating Area : 768 Sq-in
Air Flow Rate : 1600 Cfm
Material : Galvanized Steel
Color : Silver
Dimensions : 18-1/2 In L X 11-1/4 In W X 18-1/2 In H
Suitable For : Attics Up To 3000 Sq-ft
Includes : Adjustable Thermostat

Net Free Ventilating Area : 1.21 Sq-in
Material : Aluminum
Color : Brown
Width : 2.907

Net Free Ventilating Area : 1.21 Sq-in
Material : Aluminum
Color : White
Width : 2.907

Net Free Ventilating Area : 320 To 668 Sq-in
Installation Type : Roof
Material : Aluminum
Suitable For : Sheds, Knee Walls
Finish : Mill

Net Free Ventilating Area : 60 Sq-in
Material : Aluminum
Color : Brown
Overall Width : 16-5/8 In
Overall Height : 4 In

Net Free Ventilating Area : 60 Sq-in
Material : Aluminum
Color : Brown
Installation Type : Roof
Length : 18 In
Width : 20-1/2 In
Height : 5-1/2 In