This is because the same technology that keeps your home cooler in the summer also keeps it cooler in the winter. If you want to convert an existing roof into a cool roof, you have three basic options: If your roof is in poor condition or near the end of its life, it is usually best to re-cover, replace, or retrofit the roof. Please refer to the actual code for the requirements.

NFRC certified. This roof type can be much more expensive to implement than other efficient roof options, so you should carefully assess your property and consult a professional before deciding to install a green roof. Another factor is whether you opt to use standard roofing materials in light colors or install solar reflective shingles. How they can be made cool: The surface layer can be made different ways, and each has cool options: Modified bitumen sheet membranes have one or more layers of plastic or rubber material with reinforcing fabrics, and are surfaced with mineral granules or a smooth finish. Compare free price quotes from multiple companies and save time and money instantly!

These benefits all arise from the cool roof's surface temperature being significantly cooler than a traditional roof, to the tune of 50 degrees or more during summer months. Major roof costs include upfront installation (materials and labor) and ongoing maintenance (repair, recoating, and cleaning). Just as wearing light-colored clothing can help keep you cool on a sunny day, cool roofs material that is designed to reflect more sunlight and absorb less heat than a standard roof. Materials vary, as do efficacy and price. You have numerous options here, such as window coverings and HVAC systems.

Other roof shingles can be coated at the factory or in the field to make them more reflective.

Get an extra $0.05 per square foot back when buy in Pasadena. Determining cost depends largely on the slope of your roof, though many homeowners prefer to not paint a steeply sloped roof white for aesthetic reasons. Roof temperature is rated via solar reflectance and thermal emittance, with ratings ranging between 0 and 1. $1 per sq. This results in lower absorption of solar heat and a cooler roof. How to Qualify.

Numerous states throughout American offer incentives for people and businesses going green. Cool roof coatings are white or special reflective pigments that reflect sunlight. How they can be made cool: The protective coatings are usually already reflective, and offer cool roof performance. ft. Office of Energy Efficiency & Renewable EnergyForrestal Building1000 Independence Avenue, SWWashington, DC 20585. Additional cool roof costs include specialized materials and labor.

Shingle roofs consist of overlapping panels made from a variety of materials such as fiberglass asphalt, wood, polymers, or metals.

However, if you live in a cooler climate, and the majority of your energy costs come in the form of heating your home, installing a cool roof is not likely to save you money on your utilities. In cold climates, roofs can accumulate moisture through condensation, and it is possible that cool roofs might be more susceptible to accumulating moisture than dark roofs of the same design. Window film. If you'd like to calculate potential energy savings, use the Roof Savings Calculator. Installing a cool roof saves money on your energy bill during the summer. Products are available for most roof types.

Whereas darker traditional roofing materials absorb sunlight, the reflective surfaces of a cool roof reflect it away.

Also measured on a scale between 0 and 1, with 1 representing perfect efficiency. Standard or dark roofs can reach temperatures of 150°F or more in the summer sun. Condensation can be avoided using proper design techniques. No obligations to hire or purchase ever! $1 per sq. Subscribe to receive updates from Energy Saver, including new blogs, updated content, and seasonal energy saving tips for consumers and homeowners.

Learn More and Find Products. How they can be made cool: Reformulate or coat black membranes to make them reflective.

You may also consider installing a green roof. Summertime roof temperatures, especially in warmer climates, regularly reach 150 degrees, especially with roofs in darker colors.

They even help lower air temperatures, benefitting the environment. Qualifying Cool Roofs. Some roof coatings include special chemicals that prevent mold or algae growth for a few years. Whether you're building a new home or performing upgrades and remodeling, you likely want to consider incorporating ideas that help lower power bills. If you choose to install a cool roof, don't forget to check this page, or talk to your roofing contractor, to determine which incentives your qualify for. Roof temperature is rated via solar reflectance and thermal emittance, with ratings ranging between 0 and 1. $0.10 per sq. A cool roof does not necessarily cost more than a non-cool roof, especially if you are installing a new roof or replacing an existing one.

Nearly any type of building can benefit from a cool roof, but consider the climate and other factors before deciding to install one.

$50.

Retrofit the roof with specialized heat-reflective material, Re-cover the roof with a new waterproofing surface (such as tile coating).

If you are building a new home, you can decide during the planning phase what type of roof to install and whether it should be a cool roof. The roofing requirements can be found in the following sections of the 2019 Title 24, Part 6 standards: The California Energy Commission has published two new brochures on the 2019 Energy Code: These brochures include information on the following requirements for cool roofs: For more information on Title 24, please visit https://www.energy.ca.gov/programs-and-topics/programs/building-energy-efficiency-standards. Foams are highly susceptible to mechanical, moisture, and UV damage, and rely on a protective coating. These ratings indicate a surface that cools easily and quickly. 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

Reduce local air temperatures (sometimes referred to as the urban heat island effect), Lower peak electricity demand, which can help prevent power outages.

These typically come in mid-range colors, such as medium browns and grays. To quality as a cool roof under the LADWP Consumer Rebate Program, the roofing material must: Have CRRC 3-year SRI value ≥ 75 for low-slope (≤2:12) or ≥ 16 for steep-slobe (>2:12) roofs; For enchanced rebate, have CRRC 3-year SRI value ≥ 85 for low-slope (≤2:12) or ≥ 35 for steep-slobe (>2:12) roofs

Cool roofs achieve the greatest cooling savings in hot climates, but can increase energy costs in colder climates due to reduced beneficial wintertime heat gains.

Your climate is an important consideration when deciding whether to install a cool roof. Roofing Comparison - Choose the Best Roof Material. Tiles can be glazed to provide waterproofing or coated to provide customized colors and surface properties. Rebates differ by state, city, and utility company. The California Energy Commission has published two new brochures on the 2019 Energy Code: Low-rise Residential Cool Roofs; Nonresidential, High-rise Residential, Hotel, and Motel Cool Roofs; These brochures include information on the following requirements for cool roofs: Solar reflectance, thermal emittance, and solar reflectance index Decreasing roof temperature, which may extend roof service life. Non-metallic surfaces have higher thermal emittance ratings, typically within the range of 0.80 and 0.95. The requirements apply to new construction and to retrofits or additions that replace or re-coat at least 2,000 ft2 of roof space for nonresidential buildings and 1,000 ft2 of roof space for residential buildings, or 50 percent or more of the roof surface (whichever is larger).

Convert your existing roof into a cool roof and receive a rebate for $0.20 per square foot. Find available rebates on this page and click the links for more information. * The below resources are not official Title 24 documents. Ideally, if you are looking for cool roof materials, choose those with higher ratings.

As in golf, the higher the rating, the lower the temperature.

Cool roofs reflect sunlight and absorb less solar heat than a standard roof, lowering the temperature of your roof and therefore your home.

Utility Rebates. Cool roofs offer a variety of benefits for both residential and commercial buildings.

This helps lower ambient temperatures within the home, which helps reduce cooling bills and keep spaces without air conditioning cooler.

Answer a few short questions & get free cost estimates for your project from trusted companies in your area. Ionization vs Photoelectric Smoke Detectors.

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