4 inch subflashing with diverter cap sheet pickle n paint technique video.
O hagan attic vent.
Common 1 4 screens are ineffective and should be replaced or retrofitted.
From its founding roots as a roofing company over 40 years ago o hagin has grown into a nationally recognized designer and producer of top quality state of the art attic ventilation solutions.
O hagin patented attic vents for tile roof applications are manufactured as a two piece system consisting of a primary vent sub flashing and a profile specific secondary vent cover.
Today o hagin has local and national testing approvals.
Here a video on how i install a o hagin vent on a shingle roof.
Alternatively cover all existing vent openings with 1 8 inch or 1 16 inch wire mesh.
Attic vent for clay flat tile roofing.
For the complete pdf version of the installation instructions in english and in spanish please follow one of the links below.
Attic vent for 2 piece clay tile roofing.
Use manufacured and ca approved vents see below to retrofit existing attic soffit basement foundation and gable vents where possible.
O hagin vents are completely passive reducing energy costs related to heating and cooling.
Is recognized for its industry leading efforts in research development and testing.
For the complete pdf version of the installation instructions in english and in spanish please follow one of the links below.
Attic vent for composition shingle slate shake roofing.