Roofing Ridge Ventilation

Ventsure 4 foot strip heat moisture ridge vent.

Roofing ridge ventilation.

Roofing manufacturers warranties require a minimum of one square foot of ventilation for every 150sf of attic space for traditional systems but only one square foot of ventilation for every 300sf when the ridge vent system is used. The rvk1a steel roof cap kit is an the rvk1a steel roof cap kit is an easy to install vent for ventilation fans bath rec room home gym etc. A ridge vent is a ventilation strip that is placed along the ridgeline of the home. That is a good indication of the difference in efficiency.

Proper ventilation is required to validate warranty coverage for most roofing shingles. Prior to installing the ridge vent a 1 inch wide strip of roof decking is cut out along both sides of the ridgeline to allow for air movement through the vent. In a hot climate roof vents expel hot air from the roof or attic while relieving the load on the air conditioning system. Click through the range below to find out more about flat roof ventilation and extraction ducting roof tile vents and extraction fascia vents circular soffit vents continous soffit vents eaves ventilation slate vents vented ridge tiles and extraction through wall extraction vents abutment ventilation lead ventilators vent turbines and much much more.

Roof ventilation in a cold climate vents moisture and ensures a cold roof temperature to avoid ice dams. A very popular way to provide adequate ventilation in an attic space is with a ridge vent sometimes called a continuous vent. Roof ridge vents provide a costly system of ventilation that may not be suitable for the checkbooks of some homeowners. This cap features both a back draft damper and bird screen preventing outside air from entering the home and birds and small pests from entering duct work.

It is compatible with 3 or 4 ductwork and includes a 3 to 4 adapter for convenience. Ventsure 4 foot strip heat moisture ridge vent with weather protector moisture barrier. This option might be the updated system which most newer homes use but if you have an older home then you might need the soffit vents too. 27 lineal feet required.

There are two primary types of ridge vents. Shingle over vents and aluminum vents. Choose one of the following products to meet the recommended exhaust nfva of 528 square inches. House roof ridge venting in independent tests against competitive ridge vents air vent products produced the greatest amount of low pressure above the vent which resulted in a greater ability to exhaust air from the attic.