Apply protective coating on new roof the 1st year GUIDE SPECIFICATION #HMS-[100] or [107] or [307] ]1. PREPARATION a. Power wash all surfaces. Scrub out build up of dirt and grease.b. Repair defects in the roof membrane and flashings per Henry Roof Repair Guide.c. Protect adjacent...
How to Estimate Asphalt Shingle Needs 1. Measure the surface area. 2. Adjust for the roof pitch. 3. Understand asphalt shingle sizes and bundle quantities. Other Essential Roofing Materials Underlayment Fasteners Sealant How to Estimate Asphalt Shingle Needs ...