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2. Roof coating - Wikipedia

   en.wikipedia.org/wiki/Roof_coating

   A 35 °C (95 °F) heat reduction was observed on this modified bitumen roof with a white, reflective roof coating. Roof coatings are seamless and when installed correctly, can solve roof leaks on almost any type of roofing material. There are exceptions: "professionals do not recommend using cool coatings over existing shingles.

3. Membrane roofing - Wikipedia

   en.wikipedia.org/wiki/Membrane_roofing

   Membrane roofing is a type of roofing system for buildings, RV's, Ponds and in some cases tanks. It is used to create a watertight covering to protect the interior of a building. Membrane roofs are most commonly made from synthetic rubber, thermoplastic (PVC or similar material), or modified bitumen. Membrane roofs are most commonly used in ...

4. Bituminous waterproofing - Wikipedia

   en.wikipedia.org/wiki/Bituminous_waterproofing

   Replacing the roofing felt on a Scout hall in Wales. Bituminous waterproofing systems are designed to protect residential and commercial buildings.Bitumen (asphalt or coal-tar pitch) is a material made up of organic liquids that are highly sticky, viscous, and waterproof. [1]

5. Thermoplastic olefin - Wikipedia

   en.wikipedia.org/wiki/ThermoPlastic_Olefin

   The PP and PE components of a blend constitute the "crystalline phase", and the rubber and branched PE chains and PE/PP end groups gives the "amorphous phase". If PP and PE are the dominant component of a TPO blend then the rubber fraction will be dispersed into a continuous matrix of "crystalline" polypropylene.

6. Federal roofing tax credit for energy efficiency - Wikipedia

   en.wikipedia.org/wiki/Federal_Roofing_Tax_Credit...

   The federal roofing tax credit for energy efficiency is dependent on the cost of the materials used in the renovation. A consumer could only receive a tax credit of up to 30% of the material cost, up to a maximum of $1,500. This credit is for funds spent on the energy-star approved materials, not on installation or labor cost.

7. Asphalt roll roofing - Wikipedia

   en.wikipedia.org/wiki/Asphalt_roll_roofing

   Asphalt roll roofing or membrane is a roofing material commonly used for buildings that feature a low sloped roof pitch in North America. The material is based on the same materials used in asphalt shingles ; an organic felt or fiberglass mat, saturated with asphalt , and faced with granular stone aggregate.