However, if you don’t know how to clean roof shingles properly, you could end up doing more harm than good. While asphalt ...

An curved arrow pointing right. Millions of tons of shingles come off roofs and go to landfills each year. One company says it's figured out how to turn used shingles back into new ones.

The lease extension will allow for the retrofit of the company’s Empower Delta Facility, formerly home to its pilot facility, ...

Northstar Clean Technologies Inc. (TSXV: ROOF) (OTCQB: ROOOF) ("Northstar" or the "Company") is pleased to announce the execution of a 15-year lease extension for its Delta, British Columbia location ...