Roof Vents In A Coastal Salty Environment

Their corrosion rates in coastal environments range from aluminum esque to 10 times higher.

Roof vents in a coastal salty environment.

Homes in many coastal areas are often exposed to winds in excess of 90 mph 3 second peak gust. The standard roof ventilation requirement used in building codes and asphalt roofing manufacturers calls for 1 square foot of net free ventilation area for every 300 square feet of ceiling area attic floor area when vents are evenly divided half of them high on the roof at the ridge gable or a high roof and half low on the roof at the eaves. When choosing a material you should consider both its aesthetic character and ability to withstand the corrosive environment of the salt air. Hardiness zone 4 8.

Water requirement requires little once established. The selection of materials especially those that clad the home externally are critically important to how well a coastal home stands up to exposure. Highly pure alloys are common in roofing and other architectural projects. Sun requirement full sun in northern climates and partly sunny in the south.

With the oceanguard aluminum roofing series coastal residents and business owners can enjoy a 35 year saltwater warranty right on the beach. I have roof vents so i have roof ventilation. N roof coverings rated for high winds see roofing category fact sheet nos. To protect homes on the california coast we recommend rhino shield where homes are continually exposed to airborne salty moisture.

Select from four profiles offered in over 25 fade resistive colors and your choice of 0 032 or 0 040 aluminum. While hardly anybody agrees on the best roof ventilation system everybody agrees some roof vents do hardly any good at all. It s the salt in the moist air that does it. Choose building materials e g roof shingles siding windows doors fasteners and framing members that are designed for use in high wind areas.

Here are the best tough materials tips and ideas for rock solid coastal digs. The building codes and building science for. The majority of roofing experts agree that ridge vents are the most effective and cost effective roof vents available. Near more fragile coastal environments use copper carefully it s a potential biocide.

Salt air sun and sea mean harsh treatment for oceanfront homes. Take for example ridge vents. Copper corrosion actually looks kinda good. Although its natural habitat are coastal cliffs and craggy islands the salty atmospheres of inland coastal areas are also ideal for this pink wildflower.