Spray Foam and a White Coat on a Corrugated Roof

1. Washing

The old sheets were black with dirt. Pressure washingPressure washingCleaning a surface with a strong jet of water from a machine. Before waterproofing, insulation or painting, it removes dust, dirt, lichen and loose material so the new layer bonds well. leaves a clean surface for the foamSpray polyurethane foamA foam sprayed on as a liquid that expands on the spot and sets into one seamless layer. It insulates against heat and cold and closes cracks and joints. to stick to.

2. Spraying

The foam is sprayed onto the sheets and follows their shape, covering the joints and screws.

3. White coat

A white protective coat goes over the foam, because unprotected foam wears out in the sun.

4. The result

A roof with no open joints that reflects the heatCool roof coatingA white or very light top coat that reflects much of the sun's radiation, so the roof and the floor below heat up less. instead of passing it into the space below.