How To Cool The Roof

Roof coating specialized roof coatings have been developed that will reduce heat absorption.

How to cool the roof.

To ensure that the attic fan is working properly you need to make sure that your attic is sealed up tight where it touches the ceiling of the top floor. Is it possible to keep a roof cool in the summer. Dark clothing in the summer is a big mistake and it s not just because black isn t a. Any of the materials below will help reflect up to 90 percent of the sun s heat and light away so you can save on energy.

When i ran the lbnl home e saver model for my older house in davis ca a cool roof slightly reduced my cooling costs which were minimal to start. A high thermal emittance also plays a role particularly in climates that are warm and sunny. Apply two coats of bright white elastomeric paint to your flat roof to increase its solar reflectivity. Rooftop gardens shade the buildings below from direct sunlight and reduce both surface.

Cover your roof in a thin layer of rocks. But it significantly increased my heating costs which are moderate for this area. Opt for asphalt shingles. Pvc sheathing is great for structurally sound buildings.

Attic fans push out the hot air and pull in the cool air from the vents installed on your roof. If you want to convert an existing roof into a cool roof you have three basic options. Choose the right coating for your roof tiles white polymeric material aluminum install a radiant barrier. Tests of heat reduction with elastomeric paint show a 60 to 75 percent improvement in how much it reflects sunlight and heat which translates to dramatic cost savings on energy used to cool your home.

Choose the right materials to keep your roof cool. 10 ways to cool your roof 1. Cool roofs hi albedo are great in cooling climates but can be a mixed blessing or net loser in mixed climates. Retrofit the roof with specialized heat reflective material re cover the roof with a new waterproofing surface such as tile coating replace the roof with a cool one.

We also have to take into account the materials that were used to make the roof. Ballasted roofing systems are roofs in which a membrane is laid on the roof deck and held in place by the.