In addition to all the design construction features and color choices of the o hagin standard line this patent pending attic vent features an interior stainless steel diffuser that breaks down wind driven rain and snow before it can enter the attic space.
O hagan roof vents review.
Today o hagin has local and national testing approvals.
They range in style from 6 inch round stainless steel vent covers that are placed in the soffit between each rafter to continuous vents that run the entire length of the soffit.
These vents are installed in the soffit the enclosed portion under the roof overhang and permit air to flow up under the roof and into the attic.
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 vents are completely passive reducing energy costs related to heating and cooling.
This attic vent provides maximum airflow 72 square inches of net free ventilation area nfva without detracting from the aesthetics of the roof design.
Copper as well as a variety of pre.
O hagin s standard line of attic vents is available for contractor painting in 26 gauge g90 mill finish galvanized steel 0 032 aluminum 16 oz.
Some homes don t need them especially if you have soffit and gable vents.
Others will benefit from this unique design structure without needing to worry about the composition of their roof.
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.
Extending the roof s life.
The prices of roof vents also go up when manufacturers add extra features to the vents.
Ventilation protects attic insulation and rafter cavities from moisture thereby reducing the risk of mold and dry rot.
Here a video on how i install a o hagin vent on a shingle roof.
Personally i do not give a darn for the appearance of the vent it is a roof for goodness sake not a work of art and i do not spend hours in a deck chair looking at it in fact most people do not even see serious damage on their own roof their neighbors are the ones who tell them because they see it from their house.
