Duro-Last has introduced its Duro-Shield Coatings and Materials available in Duro-Shield 20, Duro-Shield 10 and Duro-Shield 5. Duro-Shield Roof Coatings are 100 percent elastomeric acrylic with a white finish that reflects the sun’s rays, which can lower heat buildup and reduce costs. Duro-Shield 20 offers 35 mils of coverage when dry and a 20- year limited warranty. Duro-Shield 10 features 24 mils of coverage when dry and a 10-year limited warranty. Duro-Shield 5 offers 20 mils of coverage when dry and a five-year limited warranty. Additional products in the Duro-Shield line include Duro-Shield Primer, Duro-Shield Brush Grade Mastic and Polyester Reinforcement Fabric.