All Lomanco? Whirlybird? turbines come with a lifetime transferable warranty. Simply put, you can't buy a better turbine. The turbine design features permanently lubricated upper and lower ball bearings that ensure long life and no maintenance. Other common features of the turbine are its rigid spider-type construction riveted at every connection and tested to withstand winds of 110 mph, 21 air-foil curved vanes with rolled edges to deflect water and 100% rust-free all-aluminum construction. The Whirlybird? turbine's large flashing makes installation easy. The Whirlybird? turbine's exclusive vari-pitch base adjusts to a 12/12 roof pitch for use on many roof applications. When installed properly, the Whirlybird? turbine reduces energy bills and the likelihood of winter ice buildup.

Polypropylene material. Ideal for steep pitched roofs. Low profile and a stair step screen to provide more airflow in a smaller vent. 17-1/2 in x 18-1/2 in flashing with 4.3 in H. 61 sq-in of net-free area. UV resistant polypropylene.

Polypropylene material. Ideal for steep pitched roofs. Low profile and a stair step screen to provide more airflow in a smaller vent. 17-1/2 in x 18-1/2 in flashing with 4.3 in H. 61 sq-in of net-free area. UV resistant polypropylene.

Three sides louvered for greater air flow. Large nailing flange. Heavy-duty galvanized steel construction. Fits all pitched roofs. Weathertight seamed collar. High profile for increased weather protection and circulation. Prevents roof discoloration. Birdproof. 50 sq-in of net-free ventilating area. 16 in x 20-5/16 in x 5 in overall size.

All Lomanco? Whirlybird? turbines come with a lifetime transferable warranty. Simply put, you can't buy a better turbine. The turbine design features permanently lubricated upper and lower ball bearings that ensure long life and no maintenance. Other common features of the turbine are its rigid spider-type construction riveted at every connection and tested to withstand winds of 110 mph, 21 air-foil curved vanes with rolled edges to deflect water and 100% rust-free all-aluminum construction. The Whirlybird? turbine's large flashing makes installation easy. The Whirlybird? turbine's exclusive vari-pitch base adjusts to a 12/12 roof pitch for use on many roof applications. When installed properly, the Whirlybird? turbine reduces energy bills and the likelihood of winter ice buildup.

All aluminum construction. Includes 8 in x 8 in perma-coated aluminum screen extended to the edges of the cap. Large nailing flange. Rolled flange on vent stack to prevent weather infiltration. A 550S with a taller throat for use on a shake roofs is available. 50 sq-in of net-free ventilating area. 15-3/8 in x 16-1/2 in x 4 in overall size.

All aluminum construction. Includes 8 in x 8 in perma-coated aluminum screen extended to the edges of the cap. Large nailing flange. Rolled flange on vent stack to prevent weather infiltration. A 600S with a taller throat for use on a shake roofs is available. 60 sq-in of net-free ventilating area. 16-5/8 in x 18-7/8 in x 4 in overall size.

Weather-shielding rain guard for maximum weather protection. 8 in x 8 in aluminum screen attached. 144 sq-in of net-free ventilating area. 11-0602.02 Miami Dade County approved. 20 in x 23 in x 7-3/4 in overall size.

These heavy gauge, all-aluminum gable vents are tightly constructed with machine tab folds and feature wide mounting flanges for easy installation. Weather and pest protection is assured.

All Lomanco? Whirlybird? turbines come with a lifetime transferable warranty. Simply put, you can't buy a better turbine. The turbine design features permanently lubricated upper and lower ball bearings that ensure long life and no maintenance. Other common features of the turbine are its rigid spider-type construction riveted at every connection and tested to withstand winds of 110 mph, 21 air-foil curved vanes with rolled edges to deflect water and 100% rust-free all-aluminum construction. The Whirlybird? turbine's large flashing makes installation easy. The Whirlybird? turbine's exclusive vari-pitch base adjusts to a 12/12 roof pitch for use on many roof applications. When installed properly, the Whirlybird? turbine reduces energy bills and the likelihood of winter ice buildup.

All aluminum construction. Includes 8 in x 8 in perma-coated aluminum screen extended to the edges of the cap. Large nailing flange. Rolled flange on vent stack to prevent weather infiltration. A 550S with a taller throat for use on a shake roofs is available. 50 sq-in of net-free ventilating area. 15-3/8 in x 16-1/2 in x 4 in overall size.

Three sides louvered for greater air flow. Large nailing flange. Heavy-duty galvanized steel construction. Fits all pitched roofs. Weathertight seamed collar. High profile for increased weather protection and circulation. Prevents roof discoloration. Birdproof. 50 sq-in of net-free ventilating area. 16 in x 20-5/16 in x 5 in overall size.

All aluminum construction. Includes 8 in x 8 in perma-coated aluminum screen extended to the edges of the cap. Large nailing flange. Rolled flange on vent stack to prevent weather infiltration. A 550S with a taller throat for use on a shake roofs is available. 50 sq-in of net-free ventilating area. 15-3/8 in x 16-1/2 in x 4 in overall size.

Three sides louvered for greater air flow. Large nailing flange. All-aluminum, rust-free construction. Fits all pitched roofs. Weathertight seamed collar. High profile for increased weather protection and circulation. Prevents roof discoloration. Birdproof. A Model 700 with a neoprene damper installed for use as a kitchen/bathroom exhaust is available. 50 sq-in of net-free ventilating area. 16 in x 20-5/16 in x 5 in overall size. Miami Dade County approved.

All Lomanco? Whirlybird? turbines come with a lifetime transferable warranty. Simply put, you can't buy a better turbine. The turbine design features permanently lubricated upper and lower ball bearings that ensure long life and no maintenance. Other common features of the turbine are its rigid spider-type construction riveted at every connection and tested to withstand winds of 110 mph, 21 air-foil curved vanes with rolled edges to deflect water and 100% rust-free all-aluminum construction. The Whirlybird? turbine's large flashing makes installation easy. The Whirlybird? turbine's exclusive vari-pitch base adjusts to a 12/12 roof pitch for use on many roof applications. When installed properly, the Whirlybird? turbine reduces energy bills and the likelihood of winter ice buildup.

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 blowout. Made with Pro-Grade tear-resistant high-impact plastic. Rigid vent construction eliminates breakage during re-insulation. Full joist coverage for maximum air flow.

Three sides louvered for greater air flow. Large nailing flange. All-aluminum, rust-free construction. Fits all pitched roofs. Weathertight seamed collar. High profile for increased weather protection and circulation. Prevents roof discoloration. Birdproof. A Model 700 with a neoprene damper installed for use as a kitchen/bathroom exhaust is available. 50 sq-in of net-free ventilating area. 16 in x 20-5/16 in x 5 in overall size. Miami Dade County approved.

Polypropylene material. Ideal for steep pitched roofs. Low profile and a stair step screen to provide more airflow in a smaller vent. 17-1/2 in x 18-1/2 in flashing with 4.3 in H. 61 sq-in of net-free area. UV resistant polypropylene.

Polypropylene material. Ideal for steep pitched roofs. Low profile and a stair step screen to provide more airflow in a smaller vent. 17-1/2 in x 18-1/2 in flashing with 4.3 in H. 61 sq-in of net-free area. UV resistant polypropylene.

All Lomanco? Whirlybird? turbines come with a lifetime transferable warranty. Simply put, you can't buy a better turbine. The turbine design features permanently lubricated upper and lower ball bearings that ensure long life and no maintenance. Other common features of the turbine are its rigid spider-type construction riveted at every connection and tested to withstand winds of 110 mph, 21 air-foil curved vanes with rolled edges to deflect water and 100% rust-free all-aluminum construction. The Whirlybird? turbine's large flashing makes installation easy. The Whirlybird? turbine's exclusive vari-pitch base adjusts to a 12/12 roof pitch for use on many roof applications. When installed properly, the Whirlybird? turbine reduces energy bills and the likelihood of winter ice buildup.

Ideal for appliances needing ventilation. Heavy-duty screen deters animals and insects, large flashing for added leak protection. Black.

Three sides louvered for greater air flow. Large nailing flange. All-aluminum, rust-free construction. Fits all pitched roofs. Weathertight seamed collar. High profile for increased weather protection and circulation. Prevents roof discoloration. Birdproof. A Model 700 with a neoprene damper installed for use as a kitchen/bathroom exhaust is available. 50 sq-in of net-free ventilating area. 16 in x 20-5/16 in x 5 in overall size. Miami Dade County approved.

All Lomanco? Whirlybird? turbines come with a lifetime transferable warranty. Simply put, you can't buy a better turbine. The turbine design features permanently lubricated upper and lower ball bearings that ensure long life and no maintenance. Other common features of the turbine are its rigid spider-type construction riveted at every connection and tested to withstand winds of 110 mph, 21 air-foil curved vanes with rolled edges to deflect water and 100% rust-free all-aluminum construction. The Whirlybird? turbine's large flashing makes installation easy. The Whirlybird? turbine's exclusive vari-pitch base adjusts to a 12/12 roof pitch for use on many roof applications. When installed properly, the Whirlybird? turbine reduces energy bills and the likelihood of winter ice buildup.

All Lomanco? Whirlybird? turbines come with a lifetime transferable warranty. Simply put, you can't buy a better turbine. The turbine design features permanently lubricated upper and lower ball bearings that ensure long life and no maintenance. Other common features of the turbine are its rigid spider-type construction riveted at every connection and tested to withstand winds of 110 mph, 21 air-foil curved vanes with rolled edges to deflect water and 100% rust-free all-aluminum construction. The Whirlybird? turbine's large flashing makes installation easy. The Whirlybird? turbine's exclusive vari-pitch base adjusts to a 12/12 roof pitch for use on many roof applications. When installed properly, the Whirlybird? turbine reduces energy bills and the likelihood of winter ice buildup.

All Lomanco? Whirlybird? turbines come with a lifetime transferable warranty. Simply put, you can't buy a better turbine. The turbine design features permanently lubricated upper and lower ball bearings that ensure long life and no maintenance. Other common features of the turbine are its rigid spider-type construction riveted at every connection and tested to withstand winds of 110 mph, 21 air-foil curved vanes with rolled edges to deflect water and 100% rust-free all-aluminum construction. The Whirlybird? turbine's large flashing makes installation easy. The Whirlybird? turbine's exclusive vari-pitch base adjusts to a 12/12 roof pitch for use on many roof applications. When installed properly, the Whirlybird? turbine reduces energy bills and the likelihood of winter ice buildup.

Three sides louvered for greater air flow. Large nailing flange. All-aluminum, rust-free construction. Fits all pitched roofs. Weathertight seamed collar. High profile for increased weather protection and circulation. Prevents roof discoloration. Birdproof. A Model 700 with a neoprene damper installed for use as a kitchen/bathroom exhaust is available. 50 sq-in of net-free ventilating area. 16 in x 20-5/16 in x 5 in overall size. Miami Dade County approved.

Square-top metal utility vent, recommended for kitchen duct outlets and bathroom fan exhausts as well as ventilation, large capacity of full 50 sq-in 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.

Square-top metal utility vent, recommended for kitchen duct outlets and bathroom fan exhausts as well as ventilation, large capacity of full 50 sq-in 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.

Square-top metal utility vent, recommended for kitchen duct outlets and bathroom fan exhausts as well as ventilation, large capacity of full 50 sq-in 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. Weathertight seamed collar. High profile for increased weather protection and circulation. Prevents roof discoloration. Birdproof. 30 sq-in of net-free ventilating area. 12-3/16 in x 17-3/4 in x 4 in overall size. Miami Dade County approved.

Weather-shielding rain guard for maximum weather protection. 8 in x 8 in aluminum screen attached. 144 sq-in of net-free ventilating area. 11-0602.02 Miami Dade County approved. 20 in x 23 in x 7-3/4 in overall size.

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, two-piece head/base for faster, easier installation. Pre-punched bottom/crimped collar of one-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 Department 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, two-piece head/base for faster, easier installation. Pre-punched bottom/crimped collar of one-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 Department 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, two-piece head/base for faster, easier installation. Pre-punched bottom/crimped collar of one-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 Department 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, two-piece head/base for faster, easier installation. Pre-punched bottom/crimped collar of one-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 Department 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, two-piece head/base for faster, easier installation. Pre-punched bottom/crimped collar of one-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 Department 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, two-piece head/base for faster, easier installation. Pre-punched bottom/crimped collar of one-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 Department of Insurance approved.

Galvanized construction, externally braced for added strength. Heavy-duty construction ideal for coastal and high wind areas. Simple, two-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 and GC12EWWF Florida Building Code (FBC) Approved FL5027.

Just 2 in 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 in x 9-3/4 in opening, 18-1/2 in x 17-1/2 in flashing, 4-1/4 in H, 37 sq-in of net-free ventilating area.

Scratch, dent and crush-resistant high-impact resin plastic. 10 in x 10 in opening, 17-5/16 in x 16-13/16 in flashing. 50 sq-in of net-free ventilating area. CSA listed.

Scratch, dent and crush-resistant high-impact resin plastic. 10 in x 10 in opening, 17-5/16 in x 16-13/16 in flashing. 50 sq-in of net-free ventilating area. CSA listed.

Scratch, dent and crush-resistant high-impact resin plastic. 10 in x 10 in opening, 17-5/16 in x 16-13/16 in flashing. 50 sq-in of net-free ventilating area. CSA listed.

Scratch, dent and crush-resistant high-impact resin plastic. 10 in x 10 in opening, 17-5/16 in x 16-13/16 in flashing. 50 sq-in of net-free ventilating area. CSA listed.

Our finest metal roof louver, with fully enclosed hood to help prevent rodent/insect infiltration and leaf/pine needle clogging.

Our finest metal roof louver, with fully enclosed hood to help prevent rodent/insect infiltration and leaf/pine needle clogging.

Our finest metal roof louver, with fully enclosed hood to help prevent rodent/insect infiltration and leaf/pine needle clogging.

Our finest metal roof louver, with fully enclosed hood to help prevent rodent/insect infiltration and leaf/pine needle clogging.

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 in opening, 16 in 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 Sku's. CSA listed.

Fits most brands of turbine bases. No GT12E Dade County Approval 04-0618.01.

All aluminum construction. Includes 8 in x 8 in perma-coated aluminum screen extended to the edges of the cap. Large nailing flange. Rolled flange on vent stack to prevent weather infiltration. A 550S with a taller throat for use on a shake roofs is available. 50 sq-in of net-free ventilating area. 15-3/8 in x 16-1/2 in x 4 in overall size.

All Lomanco? Whirlybird? turbines come with a lifetime transferable warranty. Simply put, you can't buy a better turbine. The turbine design features permanently lubricated upper and lower ball bearings that ensure long life and no maintenance. Other common features of the turbine are its rigid spider-type construction riveted at every connection and tested to withstand winds of 110 mph, 21 air-foil curved vanes with rolled edges to deflect water and 100% rust-free all-aluminum construction. The Whirlybird? turbine's large flashing makes installation easy. The Whirlybird? turbine's exclusive vari-pitch base adjusts to a 12/12 roof pitch for use on many roof applications. When installed properly, the Whirlybird? turbine reduces energy bills and the likelihood of winter ice buildup.

Three sides louvered for greater air flow. Large nailing flange. All-aluminum, rust-free construction. Fits all pitched roofs. Weathertight seamed collar. High profile for increased weather protection and circulation. Prevents roof discoloration. Birdproof. 30 sq-in of net-free ventilating area. 12-3/16 in x 17-3/4 in x 4 in overall size. Miami Dade County approved.

All Lomanco? Whirlybird? turbines come with a lifetime transferable warranty. Simply put, you can't buy a better turbine. The turbine design features permanently lubricated upper and lower ball bearings that ensure long life and no maintenance. Other common features of the turbine are its rigid spider-type construction riveted at every connection and tested to withstand winds of 110 mph, 21 air-foil curved vanes with rolled edges to deflect water and 100% rust-free all-aluminum construction. The Whirlybird? turbine's large flashing makes installation easy. The Whirlybird? turbine's exclusive vari-pitch base adjusts to a 12/12 roof pitch for use on many roof applications. When installed properly, the Whirlybird? turbine reduces energy bills and the likelihood of winter ice buildup.

All Lomanco? Whirlybird? turbines come with a lifetime transferable warranty. Simply put, you can't buy a better turbine. The turbine design features permanently lubricated upper and lower ball bearings that ensure long life and no maintenance. Other common features of the turbine are its rigid spider-type construction riveted at every connection and tested to withstand winds of 110 mph, 21 air-foil curved vanes with rolled edges to deflect water and 100% rust-free all-aluminum construction. The Whirlybird? turbine's large flashing makes installation easy. The Whirlybird? turbine's exclusive vari-pitch base adjusts to a 12/12 roof pitch for use on many roof applications. When installed properly, the Whirlybird? turbine reduces energy bills and the likelihood of winter ice buildup.

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, two-piece head/base for faster, easier installation. Pre-punched bottom/crimped collar of one-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 Department of Insurance approved.

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 blowout. Made with Pro-Grade tear-resistant high-impact plastic. Rigid vent construction eliminates breakage during re-insulation. Full joist coverage for maximum air flow.

Three sides louvered for greater air flow. Large nailing flange. Heavy-duty galvanized steel construction. Fits all pitched roofs. Weathertight seamed collar. High profile for increased weather protection and circulation. Prevents roof discoloration. Birdproof. 50 sq-in of net-free ventilating area. 16 in x 20-5/16 in x 5 in overall size.

"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."

The polystyrene material provides a lightweight water-resistant air channel. Ideal for high volume new construction or lower cost re-insulation.

All Lomanco? Whirlybird? turbines come with a lifetime transferable warranty. Simply put, you can't buy a better turbine. The turbine design features permanently lubricated upper and lower ball bearings that ensure long life and no maintenance. Other common features of the turbine are its rigid spider-type construction riveted at every connection and tested to withstand winds of 110 mph, 21 air-foil curved vanes with rolled edges to deflect water and 100% rust-free all-aluminum construction. The Whirlybird? turbine's large flashing makes installation easy. The Whirlybird? turbine's exclusive vari-pitch base adjusts to a 12/12 roof pitch for use on many roof applications. When installed properly, the Whirlybird? turbine reduces energy bills and the likelihood of winter ice buildup.