• Pressure wash entire roof using a minimum of 3000 PSI with a 25° spray tip.
• Carefully inspect roof, replacing shakes or shingles as required.
• Rinse entire roof with pressure washer.
• Paint all valley and roof metal.
• Air blow roof, including gutters.
• Carefully clean surrounding surfaces; i.e., gutters, windows and door frames of any dirt or residue.
• Apply flood coats of the correct Weather-Bos™ formula to the prepared roof surface using an airless or low pressure sprayer.
• To obtain maximum protection, a minimum of two applications is recommended.

TILE/SLATE

• Wash surface with pressure washer or any agreeable method, being careful not to damage roofing material.
• Tile must be clean and dry, then in direct sunlight or high heat, apply multiple light coats with airless or low pressure sprayer.
• It is extremely important to allow adequate drying time between applications.
• Do not apply if rain is likely to occur soon after applications.
• To obtain maximum protection, a minimum of three applications is recommended.

COMPOSITION/FIBERGLASS

• Wash and clean surface by any agreeable method, being careful not to damage roofing material.
• Surface must be clean and dry, then apply multiple light coats in direct sunlight or high heat, with airless or low pressure sprayer, allowing adequate drying time between applications.
• To obtain maximum protection, a minimum of two applications is recommended.
• Do not apply if rain is likely to occur soon after applications.

WOOD

• Pressure wash entire roof using a minimum of 3000 PSI with a 25° spray tip.
• Carefully inspect roof, replacing shakes or shingles as required.
• Rinse entire roof with pressure washer.
• Paint all valley and roof metal.
• Air blow roof, including gutters.
• Carefully clean surrounding surfaces? gutters, windows and door frames of any dirt or residue.
• Apply flood coats of the correct Weather-Bos™ formula to the prepared roof surface using an airless or  low pressure sprayer.
• To obtain maximum protection, a minimum of two applications is recommended.

CLEAN UP

• Clean hands and tools with soap and water.

MAINTENANCE

• To retain a quality appearance the surface should be cleaned by any agreeable method.
• Apply additional Roof Boss™ as necessary. A high degree of protection will remain, regardless of appearance, due to previous applications of Roof Boss™ that have bonded with the roofing material.

COVERAGE:

Weather-Bos™ products will have an average coverage between 50 to 100 sq. ft. (4.7-9.3 sq. ms.) per U.S. gal. on each application depending upon surface and conditions.

If swallowed, drink milk or warm water, induce vomiting and call a physician.

This product complies with all California and Federal V.O.C. limitations.