Psf Of A Cool Roof

Ladwp s cool roof rebates are available to single family and multi family residential customers and are part of the consumer rebate program.

Psf of a cool roof.

The thermal emittance rating represents cooling efficiency via thermal radiation. Pacific gas and electric. Light colored roofs reflect between 55 and 90 percent of sunlight reaching the roof surface giving them solar reflectance ratings between 0 55 and 0 90. A cool roof under the same conditions could stay more than 50 f cooler and save energy and money by using less air conditioning.

Rebate levels the base rebate for qualifying roofs is 0 20 per square foot the enhanced rebate is 0 30 per square foot roofing products must be tested and labeled by the cool roof rating council. The solar reflectance rating represents the fraction of sunlight reflected by the roof. The average cost to seal a roof is 1 072 and typically ranges between 403 and 1 760 however you may pay as little as 100 or as much as 3 200 or more that s a total average of 0 65 to 5 per square foot the type of roof type of sealant used the condition of your current roof and your location all affect price. Standard or dark roofs can reach temperatures of 150 f or more in the summer sun.

The cost premium for cool roofs versus conventional roofing materials ranges from zero to 5 or 10. Cool roof coatings are sprayed rolled or brushed onto an existing flat or low sloping rooftop to create a bright white paint like reflective surface these coatings are more commonly used in re roofing projects than in new construction and their cost ranges from about 75 cents to 1 50 per square foot source.