Home > HARDWARE > CONSTRUCTION HARDWARE > VENTILATION PRODUCTS > ROOF VENTILATORS
Sort By:
1
GAF Master Flow IR61 Slant Back Super Low Profile Roof Louver Duraflo 6050G Square Top Type B Roof Ventilator Duraflo 6050BL Square Top Type B Roof Ventilator
Just 2"H for better appearance. Injection-molded, high-impact resin construction for long life. Colors complement most roofs. Pre-drilled nail holes make installation easier. 11-3/4" x 9-3/4" opening, 18-1/2" x 17-1/2" flashing, 4-1/4"H, 37 sq.in. of net free ventilating area. Low profile style. Molded in screen. Angled screen that prevents birds from nesting. Wide, flexible flange will not crack on installation, even in cold weather. Angled throat to effectively deflect water. Injection molded UV resistant ploypropylene. Low profile style. Molded in screen. Angled screen that prevents birds from nesting. Wide, flexible flange will not crack on installation, even in cold weather. Angled throat to effectively deflect water. Injection molded UV resistant ploypropylene.
Duraflo 6050WW Square Top Type B Roof Ventilator Duraflo 6050BR Square Top Type B Roof Ventilator Duraflo 6065BL Slant Back Roof Ventilator
Low profile style. Molded in screen. Angled screen that prevents birds from nesting. Wide, flexible flange will not crack on installation, even in cold weather. Angled throat to effectively deflect water. Injection molded UV resistant ploypropylene. Low profile style. Molded in screen. Angled screen that prevents birds from nesting. Wide, flexible flange will not crack on installation, even in cold weather. Angled throat to effectively deflect water. Injection molded UV resistant ploypropylene. Polypropylene material. Ideal for steep pitched roofs. Low profile and a stair step screen to provide more airflow in a smaller vent. 17.5" x 18.5" flashing with 4.3" height. 61 square inches of net free area. UV resistant polypropylene.
Duraflo 6065BR Slant Back Roof Ventilator Duraflo WeatherPRO PRO50 Roof Ventilator Duraflo WeatherPRO PRO50 Roof Ventilator
Polypropylene material. Ideal for steep pitched roofs. Low profile and a stair step screen to provide more airflow in a smaller vent. 17.5" x 18.5" flashing with 4.3" height. 61 square inches of net free area. UV resistant polypropylene. Patent baffle system wards off driving snow and blistering rain. Ideal for most all roof pitches. Eliminates bird baffling. Won't dent, crush or peel. Cold impact resistant down to -40 degrees. UV resistant polypropylene. 50 sq. in. net free area. Patent baffle system wards off driving snow and blistering rain. Ideal for most all roof pitches. Eliminates bird baffling. Won't dent, crush or peel. Cold impact resistant down to -40 degrees. UV resistant polypropylene. 50 sq. in. net free area.
Duraflo 6013BL Roof Dryer Ventilator Duraflo 6013BR Roof Dryer Ventilator Duraflo 6011BL Type B Roof Ventilator
Exhausts clothing dryer through the roof. Ideal for condominiums, town houses, apartments and upstairs laundry rooms. Flapper and attached collar. Injection molded UV resistant polypropylene. Exhausts clothing dryer through the roof. Ideal for condominiums, town houses, apartments and upstairs laundry rooms. Flapper and attached collar. Injection molded UV resistant polypropylene. Exhausts bathroom vents through the roof. Seamless outer body will not leak. Injection molded UV resistant polypropylene. Collar and flapper comes attached for easy, one person installation. Attaches to any 4'' or 5'' duct or pipe.
Duraflo WeatherPRO Turbo Retro Fit Type B Replacement Turbine Duraflo WeatherPRO PRO50 Roof Ventilator Duraflo 6075BR Square Top Type B Roof Ventilator
Exhausts bathroom vents through the roof. Seamless outer body will not leak. Injection molded UV resistant polypropylene. Collar and flapper comes attached for easy, one person installation. Attaches to any 4'' or 5'' duct or pipe. Patent baffle system wards off driving snow and blistering rain. Ideal for most all roof pitches. Eliminates bird baffling. Won't dent, crush or peel. Cold impact resistant down to -40 degrees. UV resistant polypropylene. 50 sq. in. net free area. Low profile style. Molded in screen. Angled screen that prevents birds from nesting. Wide, flexible flange will not crack on installation, even in cold weather. Angled throat to effectively deflect water. Injection molded UV resistant ploypropylene.
LL Buildsite WC12 Weather Cap GAF Master Flow 12GNV4B Roof Mount Goose Neck Ventilator GAF Master Flow GT12E External Braced Deluxe Turbine Head
Galvanized steel construction. Replaces turbine heads during cold weather, or severe weather conditions. No.WC12 Dade Country Approved 04-0618.01 when used with Master Flow base. No.WC12F Florida Building Code (FBC) Approved FL5027. Ideal for appliances needing ventilation. Heavy duty screen deters animals and insects; large flashing for added leak protection. Black. Fits most brands of turbine bases. No.GT12E Dade County Approval 04-0618.01.
GAF Master Flow GIC12BL Internal Braced Rotary Turbine Ventilator GAF Master Flow AIC12 Internal Braced Rotary Turbine Ventilator GAF Master Flow GIC12WW Internal Braced Rotary Turbine Ventilator
Permanently lubricated track system, upper and lower stainless steel ball bearings prevents metal-to-metal contact, encased to help prevent dirt, dust, sand, and other foreign materials from damaging bearings for long life, less friction, smoother spin, and wear resistance. Heavy-duty steel spider braces and case-hardened steel shaft for long-lasting strength/durability. Simple, mechanically-locked, 2-piece head/base for faster, easier installation. Pre-punched bottom/crimped collar of 1-piece base fits tighter, makes installation easier, and allows for adjustability up to 12/12 pitch without removing turbine. Extra-large flashing and head with included bottom ring for easier installation and better weather protection. Double ribbed vanes, with convex top, direct even wind-driven rain away from the unit. Dade County/Texas Dept. of Insurance Approved. Permanently lubricated track system, upper and lower stainless steel ball bearings prevents metal-to-metal contact, encased to help prevent dirt, dust, sand, and other foreign materials from damaging bearings for long life, less friction, smoother spin, and wear resistance. Heavy-duty steel spider braces and case-hardened steel shaft for long-lasting strength/durability. Simple, mechanically-locked, 2-piece head/base for faster, easier installation. Pre-punched bottom/crimped collar of 1-piece base fits tighter, makes installation easier, and allows for adjustability up to 12/12 pitch without removing turbine. Extra-large flashing and head with included bottom ring for easier installation and better weather protection. Double ribbed vanes, with convex top, direct even wind-driven rain away from the unit. Dade County/Texas Dept. of Insurance Approved. Permanently lubricated track system, upper and lower stainless steel ball bearings prevents metal-to-metal contact, encased to help prevent dirt, dust, sand, and other foreign materials from damaging bearings for long life, less friction, smoother spin, and wear resistance. Heavy-duty steel spider braces and case-hardened steel shaft for long-lasting strength/durability. Simple, mechanically-locked, 2-piece head/base for faster, easier installation. Pre-punched bottom/crimped collar of 1-piece base fits tighter, makes installation easier, and allows for adjustability up to 12/12 pitch without removing turbine. Extra-large flashing and head with included bottom ring for easier installation and better weather protection. Double ribbed vanes, with convex top, direct even wind-driven rain away from the unit. Dade County/Texas Dept. of Insurance Approved.
GAF Master Flow GIC12 Internal Braced Rotary Turbine Ventilator Duraflo WeatherPRO Turbo Retro Fit Type B Replacement Turbine Duraflo WeatherPRO Turbo Retro Fit Type B Replacement Turbine
Permanently lubricated track system, upper and lower stainless steel ball bearings prevents metal-to-metal contact, encased to help prevent dirt, dust, sand, and other foreign materials from damaging bearings for long life, less friction, smoother spin, and wear resistance. Heavy-duty steel spider braces and case-hardened steel shaft for long-lasting strength/durability. Simple, mechanically-locked, 2-piece head/base for faster, easier installation. Pre-punched bottom/crimped collar of 1-piece base fits tighter, makes installation easier, and allows for adjustability up to 12/12 pitch without removing turbine. Extra-large flashing and head with included bottom ring for easier installation and better weather protection. Double ribbed vanes, with convex top, direct even wind-driven rain away from the unit. Dade County/Texas Dept. of Insurance Approved. UV resistant polypropylene. Internal baffles deflect water and snow, allowing it to drain harmlessly out the drainage openings. Designed to allow high air flow while providing defense against weather infiltration. 117 sq. in. UV resistant polypropylene. Internal baffles deflect water and snow, allowing it to drain harmlessly out the drainage openings. Designed to allow high air flow while providing defense against weather infiltration. 117 sq. in.
GAF Master Flow AIC14 Internal Braced Rotary Turbine Ventilator LL Buildsite 12GNV7BLK Roof Mount Goose Neck Ventilator GAF Master Flow GC12E External Braced Rotary Turbine Ventilator
Permanently lubricated track system, upper and lower stainless steel ball bearings prevents metal-to-metal contact, encased to help prevent dirt, dust, sand, and other foreign materials from damaging bearings for long life, less friction, smoother spin, and wear resistance. Heavy-duty steel spider braces and case-hardened steel shaft for long-lasting strength/durability. Simple, mechanically-locked, 2-piece head/base for faster, easier installation. Pre-punched bottom/crimped collar of 1-piece base fits tighter, makes installation easier, and allows for adjustability up to 12/12 pitch without removing turbine. Extra-large flashing and head with included bottom ring for easier installation and better weather protection. Double ribbed vanes, with convex top, direct even wind-driven rain away from the unit. Dade County/Texas Dept. of Insurance Approved. Ideal for appliances needing ventilation. Heavy duty screen deters animals and insects; large flashing for added leak protection. Black. Galvanized construction, externally braced for added strength. Heavy-duty construction ideal for coastal and high wind areas. Simple, 2-piece assembly for faster installation. Permanently lubricated dual bearing system for long lasting performance. Stainless steel ball bearings. 720 CFM air movement. No.GC12E Dade County Approved 02-0524.03. Nos.GC12EF & GC12EWWF Florida Building Code (FBC) Approved FL5027.
GAF Master Flow AIC14WW Internal Braced Rotary Turbine Ventilator Duraflo WeatherPRO Turbo Retro Fit Type B Replacement Turbine GAF Master Flow AIC14BL Internal Braced Rotary Turbine Ventilator
Permanently lubricated track system, upper and lower stainless steel ball bearings prevents metal-to-metal contact, encased to help prevent dirt, dust, sand, and other foreign materials from damaging bearings for long life, less friction, smoother spin, and wear resistance. Heavy-duty steel spider braces and case-hardened steel shaft for long-lasting strength/durability. Simple, mechanically-locked, 2-piece head/base for faster, easier installation. Pre-punched bottom/crimped collar of 1-piece base fits tighter, makes installation easier, and allows for adjustability up to 12/12 pitch without removing turbine. Extra-large flashing and head with included bottom ring for easier installation and better weather protection. Double ribbed vanes, with convex top, direct even wind-driven rain away from the unit. Dade County/Texas Dept. of Insurance Approved. UV resistant polypropylene. Internal baffles deflect water and snow, allowing it to drain harmlessly out the drainage openings. Designed to allow high air flow while providing defense against weather infiltration. 117 sq. in. Permanently lubricated track system, upper and lower stainless steel ball bearings prevents metal-to-metal contact, encased to help prevent dirt, dust, sand, and other foreign materials from damaging bearings for long life, less friction, smoother spin, and wear resistance. Heavy-duty steel spider braces and case-hardened steel shaft for long-lasting strength/durability. Simple, mechanically-locked, 2-piece head/base for faster, easier installation. Pre-punched bottom/crimped collar of 1-piece base fits tighter, makes installation easier, and allows for adjustability up to 12/12 pitch without removing turbine. Extra-large flashing and head with included bottom ring for easier installation and better weather protection. Double ribbed vanes, with convex top, direct even wind-driven rain away from the unit. Dade County/Texas Dept. of Insurance Approved.
Whirlybird B I B-14B Rigid Spider Turbine Ventilator Whirlybird B I B-14 Rigid Spider Turbine Ventilator GAF Master Flow R50A Square Top Roof Louver
Permanently lubricated upper and lower ball bearing system that ensures long life and no maintenance; all-aluminum rust free construction; exclusive vari-pitch base adjusts to 12/12 roof pitch; tested to withstand winds of 110 MPH. Easy installation and reduces winter ice buildup.  Forever guarantee - residential use. BIB12 Dade County Approved 16-0510.26. BIB14 Miami Dade County Approved 15-0831.08. BIB12  features a 20" x 20" base and 17-1/4" height. BIB14 features a 22" x 22" base and 20" height. Turbines are exhaust vents. Permanently lubricated upper and lower ball bearing system that ensures long life and no maintenance; all-aluminum rust free construction; exclusive vari-pitch base adjusts to 12/12 roof pitch; tested to withstand winds of 110 MPH. Easy installation and reduces winter ice buildup.  Forever guarantee - residential use. BIB12 Dade County Approved 16-0510.26. BIB14 Miami Dade County Approved 15-0831.08. BIB12  features a 20" x 20" base and 17-1/4" height. BIB14 features a 22" x 22" base and 20" height. Turbines are exhaust vents. Square-top metal utility vent; recommended for kitchen duct outlets and bathroom fan exhausts as well as ventilation; large capacity: full 50 square inches of net free ventilating area (NFA) per vent; versatile, available with square throat in heavy duty aluminum; easy to install, pre-drilled nail holes with extra wide flashing area. CSA listed.
Whirlybird B I B-12 Rigid Spider Turbine Ventilator Whirlybird B I B-12BR Rigid Spider Turbine Ventilator Whirlybird B I B-12B Rigid Spider Turbine Ventilator
Permanently lubricated upper and lower ball bearing system that ensures long life and no maintenance; all-aluminum rust free construction; exclusive vari-pitch base adjusts to 12/12 roof pitch; tested to withstand winds of 110 MPH. Easy installation and reduces winter ice buildup.  Forever guarantee - residential use. BIB12 Dade County Approved 16-0510.26. BIB14 Miami Dade County Approved 15-0831.08. BIB12  features a 20" x 20" base and 17-1/4" height. BIB14 features a 22" x 22" base and 20" height. Turbines are exhaust vents. Permanently lubricated upper and lower ball bearing system that ensures long life and no maintenance; all-aluminum rust free construction; exclusive vari-pitch base adjusts to 12/12 roof pitch; tested to withstand winds of 110 MPH. Easy installation and reduces winter ice buildup.  Forever guarantee - residential use. BIB12 Dade County Approved 16-0510.26. BIB14 Miami Dade County Approved 15-0831.08. BIB12  features a 20" x 20" base and 17-1/4" height. BIB14 features a 22" x 22" base and 20" height. Turbines are exhaust vents. Permanently lubricated upper and lower ball bearing system that ensures long life and no maintenance; all-aluminum rust free construction; exclusive vari-pitch base adjusts to 12/12 roof pitch; tested to withstand winds of 110 MPH. Easy installation and reduces winter ice buildup.  Forever guarantee - residential use. BIB12 Dade County Approved 16-0510.26. BIB14 Miami Dade County Approved 15-0831.08. BIB12  features a 20" x 20" base and 17-1/4" height. BIB14 features a 22" x 22" base and 20" height. Turbines are exhaust vents.
GAF Master Flow IR65G Slant Back Roof Louver GAF Master Flow IR65BL Slant Back Roof Louver GAF Master Flow IR65BR Slant Back Roof Louver
High impact resin. Scratch, crush, and dent resistant, with UV inhibitors to keep consistent color. 12 percent larger flashing with pre-drilled nail holes, and a built-in screen to deter birds and rodents and prevent clogging. Slant back design to prevent weather infiltration especially in deep slope applications. Hood is snapped in place rather than tacked to reduce the chance of blow-off. 11-3/4" x 10-3/4" opening, 20-1/4" x 18" flashing, 5-7/8"H. 65 square inches of net free ventilating area. CSA Listed. High impact resin. Scratch, crush, and dent resistant, with UV inhibitors to keep consistent color. 12 percent larger flashing with pre-drilled nail holes, and a built-in screen to deter birds and rodents and prevent clogging. Slant back design to prevent weather infiltration especially in deep slope applications. Hood is snapped in place rather than tacked to reduce the chance of blow-off. 11-3/4" x 10-3/4" opening, 20-1/4" x 18" flashing, 5-7/8"H. 65 square inches of net free ventilating area. CSA Listed. High impact resin. Scratch, crush, and dent resistant, with UV inhibitors to keep consistent color. 12 percent larger flashing with pre-drilled nail holes, and a built-in screen to deter birds and rodents and prevent clogging. Slant back design to prevent weather infiltration especially in deep slope applications. Hood is snapped in place rather than tacked to reduce the chance of blow-off. 11-3/4" x 10-3/4" opening, 20-1/4" x 18" flashing, 5-7/8"H. 65 square inches of net free ventilating area. CSA Listed.
GAF Master Flow IR65WW Slant Back Roof Louver Whirlybird B I B-14BR Rigid Spider Turbine Ventilator Duraflo WeatherPRO Turbo Roof Ventilator
High impact resin. Scratch, crush, and dent resistant, with UV inhibitors to keep consistent color. 12 percent larger flashing with pre-drilled nail holes, and a built-in screen to deter birds and rodents and prevent clogging. Slant back design to prevent weather infiltration especially in deep slope applications. Hood is snapped in place rather than tacked to reduce the chance of blow-off. 11-3/4" x 10-3/4" opening, 20-1/4" x 18" flashing, 5-7/8"H. 65 square inches of net free ventilating area. CSA Listed. Permanently lubricated upper and lower ball bearing system that ensures long life and no maintenance; all-aluminum rust free construction; exclusive vari-pitch base adjusts to 12/12 roof pitch; tested to withstand winds of 110 MPH. Easy installation and reduces winter ice buildup.  Forever guarantee - residential use. BIB12 Dade County Approved 16-0510.26. BIB14 Miami Dade County Approved 15-0831.08. BIB12  features a 20" x 20" base and 17-1/4" height. BIB14 features a 22" x 22" base and 20" height. Turbines are exhaust vents. UV resistant polypropylene. Internal baffles deflect water and snow, allowing it to drain harmlessly out the drainage openings. Designed to allow high air flow while providing defense against weather infiltration. 117 sq. in.
Whirlybird B I B-14WB Rigid Spider Turbine Ventilator Duraflo WeatherPRO Turbo Roof Ventilator GAF Master Flow R50ABL Square Top Roof Louver
Permanently lubricated upper and lower ball bearing system that ensures long life and no maintenance; all-aluminum rust free construction; exclusive vari-pitch base adjusts to 12/12 roof pitch; tested to withstand winds of 110 MPH. Easy installation and reduces winter ice buildup.  Forever guarantee - residential use. BIB12 Dade County Approved 16-0510.26. BIB14 Miami Dade County Approved 15-0831.08. BIB12  features a 20" x 20" base and 17-1/4" height. BIB14 features a 22" x 22" base and 20" height. Turbines are exhaust vents. UV resistant polypropylene. Internal baffles deflect water and snow, allowing it to drain harmlessly out the drainage openings. Designed to allow high air flow while providing defense against weather infiltration. 117 sq. in. Square-top metal utility vent; recommended for kitchen duct outlets and bathroom fan exhausts as well as ventilation; large capacity: full 50 square inches of net free ventilating area (NFA) per vent; versatile, available with square throat in heavy duty aluminum; easy to install, pre-drilled nail holes with extra wide flashing area. CSA listed.
GAF Master Flow R50ABR Square Top Roof Louver Lomanco 750 Slant Back Static Roof Ventilator GAF Master Flow SSB960ABL Slant Back Roof Louver
Square-top metal utility vent; recommended for kitchen duct outlets and bathroom fan exhausts as well as ventilation; large capacity: full 50 square inches of net free ventilating area (NFA) per vent; versatile, available with square throat in heavy duty aluminum; easy to install, pre-drilled nail holes with extra wide flashing area. CSA listed. Three sides louvered for greater air flow. Large nailing flange. All-aluminum, rust-free construction. Fits all pitched roofs. Weather-tight seamed collar. High profile for increased weather protection and circulation. Prevents roof discoloration. Bird-proof. A Model 700 with a neoprene damper installed for use as a kitchen/bathroom exhaust is available.  50 square inches of net free ventilating area. 16" x 20-5/16" x 5" overall size. Miami Dade County approved. Aluminum material resists rust. Fully enclosed hood to help prevent rodent/insect infiltration and leaf/pine needle clogging. Embossed finish hides scratches and resists wear. Larger flashing with pre-drilled nail holes makes installation easier, helps prevent leaks. 9-7/8" opening; 16" x 201/2 flashing dimension. 60 sq. in. of net free ventilating area per vent. Dade County Approved. Florida Building Code (FBC) Approved for specified SKUs. CSA listed.
GAF Master Flow SSB960A Slant Back Roof Louver GAF Master Flow SSB960ABR Slant Back Roof Louver GAF Master Flow SSB960AWW Slant Back Roof Louver
Aluminum material resists rust. Fully enclosed hood to help prevent rodent/insect infiltration and leaf/pine needle clogging. Embossed finish hides scratches and resists wear. Larger flashing with pre-drilled nail holes makes installation easier, helps prevent leaks. 9-7/8" opening; 16" x 201/2 flashing dimension. 60 sq. in. of net free ventilating area per vent. Dade County Approved. Florida Building Code (FBC) Approved for specified SKUs. CSA listed. Aluminum material resists rust. Fully enclosed hood to help prevent rodent/insect infiltration and leaf/pine needle clogging. Embossed finish hides scratches and resists wear. Larger flashing with pre-drilled nail holes makes installation easier, helps prevent leaks. 9-7/8" opening; 16" x 201/2 flashing dimension. 60 sq. in. of net free ventilating area per vent. Dade County Approved. Florida Building Code (FBC) Approved for specified SKUs. CSA listed. Aluminum material resists rust. Fully enclosed hood to help prevent rodent/insect infiltration and leaf/pine needle clogging. Embossed finish hides scratches and resists wear. Larger flashing with pre-drilled nail holes makes installation easier, helps prevent leaks. 9-7/8" opening; 16" x 201/2 flashing dimension. 60 sq. in. of net free ventilating area per vent. Dade County Approved. Florida Building Code (FBC) Approved for specified SKUs. CSA listed.
GAF Master Flow SSB960AW Slant Back Roof Louver Lomanco 750B Slant Back Static Roof Ventilator Lomanco 750BR Slant Back Static Roof Ventilator
Aluminum material resists rust. Fully enclosed hood to help prevent rodent/insect infiltration and leaf/pine needle clogging. Embossed finish hides scratches and resists wear. Larger flashing with pre-drilled nail holes makes installation easier, helps prevent leaks. 9-7/8" opening; 16" x 201/2 flashing dimension. 60 sq. in. of net free ventilating area per vent. Dade County Approved. Florida Building Code (FBC) Approved for specified SKUs. CSA listed. Three sides louvered for greater air flow. Large nailing flange. All-aluminum, rust-free construction. Fits all pitched roofs. Weather-tight seamed collar. High profile for increased weather protection and circulation. Prevents roof discoloration. Bird-proof. A Model 700 with a neoprene damper installed for use as a kitchen/bathroom exhaust is available.  50 square inches of net free ventilating area. 16" x 20-5/16" x 5" overall size. Miami Dade County approved. Three sides louvered for greater air flow. Large nailing flange. All-aluminum, rust-free construction. Fits all pitched roofs. Weather-tight seamed collar. High profile for increased weather protection and circulation. Prevents roof discoloration. Bird-proof. A Model 700 with a neoprene damper installed for use as a kitchen/bathroom exhaust is available.  50 square inches of net free ventilating area. 16" x 20-5/16" x 5" overall size. Miami Dade County approved.
GAF Master Flow RT65G Square Top Roof Louver GAF Master Flow RT65BR Square Top Roof Louver GAF Master Flow RT65BL Square Top Roof Louver
Scratch, dent and crush resistant high impact resin plastic. 10" x 10" opening; 17-5/16" x 16-13/16" flashing. 50 square inches of net free ventilating area. CSA listed. Scratch, dent and crush resistant high impact resin plastic. 10" x 10" opening; 17-5/16" x 16-13/16" flashing. 50 square inches of net free ventilating area. CSA listed. Scratch, dent and crush resistant high impact resin plastic. 10" x 10" opening; 17-5/16" x 16-13/16" flashing. 50 square inches of net free ventilating area. CSA listed.
GAF Master Flow RT65WW Square Top Roof Louver GAF Master Flow IR61 Super Low Profile Slant Back Roof Louver Lomanco 750-GSB Slant Back Static Roof Ventilator
Scratch, dent and crush resistant high impact resin plastic. 10" x 10" opening; 17-5/16" x 16-13/16" flashing. 50 square inches of net free ventilating area. CSA listed. Just 2"H for better appearance. Injection-molded, high-impact resin construction for long life. Colors complement most roofs. Pre-drilled nail holes make installation easier. 11-3/4" x 9-3/4" opening, 18-1/2" x 17-1/2" flashing, 4-1/4"H, 37 sq.in. of net free ventilating area. Three sides louvered for greater air flow. Large nailing flange. Heavy-duty galvanized steel construction. Fits all pitched roofs. Weather-tight seamed collar and metal screen insert for enhanced weather protection. High profile for increased weather protection and circulation. Prevents roof discoloration. Bird-proof. 50 square inches of net free ventilating area. 16" x 20-5/16" x 5" overall size.
Durovent UDV2248 Rafter Ventilator Provent UPV1448 Roof Ventilator Provent UPV2248 Roof Ventilator
The polystyrene material provides a lightweight water resistant air channel. Ideal for high volume new construction or lower cost re-insulation. Perforated center line to fit all applications. Wide nailing flange and center strut allows for easy installation. Economical way to meet energy code requirements for attic air flow. Ideal for premium construction and for difficult applications like re-insulation and spray foam. "PROVENT" may be installed prior to the soffit panel installation without fear of blow-out. Made with Pro-Grade tear resistant high impact plastic. Rigid vent construction eliminates breakage during re-insulation. Full joist coverage for maximum air flow. Ideal for premium construction and for difficult applications like re-insulation and spray foam. "PROVENT" may be installed prior to the soffit panel installation without fear of blow-out. Made with Pro-Grade tear resistant high impact plastic. Rigid vent construction eliminates breakage during re-insulation. Full joist coverage for maximum air flow.
   
 
1