How Long Do Plastic Roof Vents Last

It is important to choose the right roof vent to assure proper attic ventilation.

How long do plastic roof vents last.

Roof vents tv antennas transition molding on the roof radio antennas and sky lights are just a few examples of the various items that need to be maintained. Polycarbonate is also frequently used for pool covers or for roofing on industrial warehouses. The last things you need to be fixing into your roof are plastic roof vents. I ll bet you think you asked a.

A blocked vent can be caused by leaves dead animals and ice dams in very cold. Hdp is one of the most versatile and widely used plastics. On the other hand i want this next roof to last as long as possible and if these vents are better for the roof and the shingles then i would want them installed. During maintenance you ll want to be assured the top of the vent is kept open.

All roof vents should also be equipped with large flanges or flashing to ensure a watertight seal. Company i work for and every other company in the city puts plastic vents on everything. Famco plastic vents fa50 bvds are made from high density polyethylene hdp. Whats everyones opinion on plastic vents.

We see heavy snowfall and cold temps. I see plastic attic air vents broken all the time. The best plastic roof jacks are designed without seams that can allow water penetration and don t use rivets that promote unsightly and harmful rust. When it comes to roofing even galvanized aluminum vents are prone to rust and leaks.

Does anyone else have this prob or is it a waste of money just go with. The sealants degrade over time due to sun damage drying and cracking expanding and contracting and body flex from road travel. Being virtually unbreakable with 250 times the impact strength of float glass and 30 times that of acrylic polycarbonate panels are a great product for a wide variety of outdoor uses. The idea of roof vents existed for hundreds of years with natural vents employed in chinese buildings during the tang dynasty natural ventilation ducts in the buddhist monks caves and wind catchers incorporated in arabian architecture.

Famco manufactures a wide variety of roof vents in plastic bvds fa50 and metal bk jv jvo gbv lrv. The building codes and building science for. See the white pipe on the roof at left. The roof vent pipe is installed cut through the roof and around the pipe attached to the roof is surrounded with rubber boot as insulation for the gap between the pipe and roof.

There are many possible parts of the roof potentially leaking but one of the most common ones is the area around the roof vent. Any jobs i do on the side i always get the home owner to buy metal especially on a 30 or 40 year shingle.