Smog Eating Roof Tiles

The key ingredient is titanium dioxide said kayla kratz product manager for boral roofing.

Smog eating roof tiles.

A catalyst in the concrete tiles reacts with sunlight to reduce. Built into it is a catalyst so when the. Give your roof the smog reducing power of two to three trees. California based boral roofing is marketing a new smog eating roofing tile that they hope can help make pollution a thing of the past.

Over 141 million americans more than four in 10 lived in counties with unhealthy levels of either ozone or particle pollution from 2015 to 2017. Boral roofing s smog eating roof tile line includes titanium dioxide a chemical that clears the air of nitrogen oxide pollution. When the tiles are installed they break down 88 97 of the nitrogen oxide smog and air pollution that they come in contact with into non photo reactive elements thereby reducing the formation of smog. Uc riverside researchers say they have demonstrated an inexpensive roof coating that gobbles up smog forming pollutants and if widely adopted could clean tons of air pollution from southern.

The process forms a reside on the tile until as shown in illustrated in panel 3 rain washes the residue away. The secret is to spray a coating of titanium dioxide on the clay roofing tiles so popular in southern california. Manufactured by boral roofing company the smog eating concrete tiles have been used in germany for 10 years but are the first of their kind in the u s. Illustration 2 shows smog eating tile whose surface has been treated with titanium oxide responding to ultraviolet light by breaking down mono nitrogen oxides found in vehicle exhaust.

The science behind the tiles is simple.