Ventilation protects attic insulation and rafter cavities from moisture thereby reducing the risk of mold and dry rot.
O hagan roof vents.
Attic vent for clay flat tile roofing.
Extending the roof s life.
4 inch subflashing with diverter cap sheet pickle n paint technique video.
Today o hagin has local and national testing approvals.
O hagin vents are completely passive reducing energy costs related to heating and cooling.
Profile specific attic vents for tile roofing applications.
The patented o hagin balanced ventilation system utilizes o hagin vents placed strategically with in the field of roofing material both high near the ridge for exhaust and low near the eave for in take this strategic high and low placement of o hagin vents allows the balanced system to fully optimize both wind and thermal effects to provide superior.