Arborcoat® Exterior Waterproofer - 320


Arborcoat® Exterior Waterproofer is a water-based sealer that provides excellent protection from moisture and sun damage on exterior wood decking, siding, fencing, shingles and furniture.

Arborcoat® Exterior Waterproofer is a penetrating, non-yellowing coating with silicone that fills the pores of wood surfaces and trans-oxide pigments that protect against UV damage. Arborcoat® Exterior Waterproofer may be used on properly prepared new or reconditioned wood surfaces. Ideal for protecting all types of wood from water and sun damage, as well as stains from grease, oil, dirt and mildew.


  • Water-based
  • Fills pores
  • Penetrating silicone
  • Fast drying
  • Easy to apply
  • Resists dirt pick-up
  • Can be applied to new or restored wood surfaces
  • Contains trans-oxide pigments for protection against UV light

Recommended For

For exterior use on wood decking, siding, fencing, shakes and furniture.


Do not apply when air and surface temperatures are below 50°F (10°C)

Additional Product Information

Additional product information including sell sheet and SDS / TDS

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