Black Jack 5175-A-30 Silver-Seal 300 Fibered Aluminum Reflective Roof Coating, 4.75 Gallons Brass Shut - Off Valves Removes roof algae (black streaks)

Removes roof algae (black streaks) and moss

Color : weathered bronze

and around plants

Used for leveling

Fluorescent lamps are phosphorous-coated tubes filled with a low-pressure mercury vapor

Black Jack 5175-A-30 Silver-Seal 300 Fibered Aluminum Reflective Roof Coating, 4.75 Gallons Brass Shut - Off Valves Removes roof algae (black streaks)"Black Jack" Silver Seal 300 Fibered Aluminum Reflective Roof Coating Apply with brush or roller Clean up with mineral spirits Lasts 2 3 times longer than black coating Blend of asphalt and aluminum with fibers Forms a reflective and protective finish to roofs Coverage approximately 50 square feet per gallon Bright silver finish reflects heat and UV rays to reduce cooling costs 4. 75 gallons WARNING: This product can expose you to chemicals including