Stay Clean

Prevent Moss, Mold & Algae On Roofs

Stay Clean is a protective treatment that inhibits moss, mold and algae growth on roofs. It works on a variety of surfaces, including composite, shake and tile roofs. Stay Clean integrates an environmentally sound coating with high performance, ease of use, and consumer safety.

Stay Clean Moss & Mold Prevention Solution 5 Gallons

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  • Effective mold, moss & algae inhibitor for roofs
  • Adheres to most porous surfaces, including composite, shake and tile roofs
  • Cleans up with soap & water
  • Extends roof life
  • Easy to mix concentrate 1:1 with water
  • Applied with garden sprayer, air-assisted or airless sprayer
  • Dry to the touch in one hour
  • Dries clear
  • Non-corrosive
  • Ultra-low VOC’s & low odor
  • 3-year product replacement warranty
cedar shake - Stay Clean Moss & Mold Inhibitor - Ready To Use Solution

Use it on

  • Composite, Shake, Tile Roofs
Stay Clean Moss & Mold Prevention Solution 5 Gallons

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Surface Preparation

  • All surfaces should be clean and dry before application. Remove dirt, debris, moss, mold, algae, fungi, and mildew.


  • Apply only at temperature above 45 degrees F and below 95 degrees F. Do not apply in rain or when rain is expected within 6-8 hours.
  • For 55-gallon drums and 275-gallon totes: Prior to adding water mix Stay Clean thoroughly for 20-40 minutes.
  • For 5-gallon pails: Prior to adding water mix Stay Clean thoroughly for 2-3 minutes.
  • Mix 1:1 with water in a plastic or metal container.
  • Use low pressure sprayer such as a garden sprayer to apply. An air-assisted or airless sprayer may also be used.
  • Apply enough Stay Clean until it starts to run (flood coat). Make sure all cracks and crevices are well coated.
  • Surface may be used or walked on after 6-8 hours (depending on temperature and humidity).

Cleanup & Storage

  • Clean tools and equipment with soap and water immediately after use.  Store above 32 degrees F to protect from freezing.


  • Never pour leftover material down a drain or sink. Use up material on the job or seal container and store safely for future use. Do not incinerate closed containers. For specific disposal guidelines contact your local waste management agency.

Safety Precautions

  • Use with adequate ventilation. Keep out of the reach of children. Close container after use. If spraying, use an approved NIOSH/MSHA respirator.  Avoid contact with eyes. If splashed into eyes, rinse with clean water for 15 minutes. If skin irritation occurs, wash area with soap and water. Do not take internally. If accidently ingested, immediately drink two glasses of water and contact a physician, do not induce vomiting.

Packaging Sizes

  • 5 Gallon Pails (18.9 Liters)
  • 55 Gallons Drums (208.2 Liters)
  • 275 Gallon Totes (1041 Liters)


  • 5 Gallon Pail: Approximately 4,000 square feet.

About U-C Coatings

U-C Coatings is a leading manufacturer and supplier of premium wood protection products. For more than 45 years, our products have been used in a variety of industries, including hardwood and softwood logging and lumber production, wood products manufacturing, woodworking and wood decking markets.

Our products are used worldwide to protect, conserve and enhance forest resources. Our goal is to help our customers achieve more with less waste and provide the highest level of protection for their products.

Contact us today to learn how we can help your operation achieve higher yields with less waste.

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2250 Fillmore Avenue
Buffalo, NY 14214 USA
(888) 363-2628 – toll free
(716) 833-9366 – phone
(716) 833-0120 – fax

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