Foster® 40-51 Sheer Defense™ Mold Resistant Clear Sealer
Based upon a durable acrylic polymer for long service life. Provides a hard, mar-resistant finish that will reduce dirt pick up. Seals water damaged surfaces Excellent water resistance. Will not blush once fully cured. Specially formulated with select EPA registered antimicrobial additives to provide long term protection against odor causing bacteria, mold and mildew on its surface. Can be used over a variety of surfaces such as bare wood, painted surfaces, wall board, masonry, brick, tile, grout and metal.* Easy to clean and highly resistant to staining caused by chemicals, mold or mildew. Non-hazardous to apply and use. Can be used for industrial, commercial, residential, hospital and school applications. Meets requirements for LEED 2009 IEQ 4.2 Low-Emitting Materials, Paints and Coatings. VOC: 92 g/l, less water and exempt solvents.
Do not store or apply below 40ºF (4ºC) or above 100ºF (38ºC). Protect from freezing until dry. Surface must be clean, dry and free of wax, grease, oil, dirt, and other surface contaminants before the product is applied. Water based products may corrode carbon steel spray equipment. Corrosion resistant pumps and fittings are suggested. For interior use only and not recommended for exterior applications exposed to sunlight. Coating may yellow when exposed to UV light.
* Coating may appear milky when applied too thick or when applied over dark surfaces. Not intended as an aesthetic coating. If concerned or on visible surfaces always test on intended substrates to ensure the final appearance meets expectations.
This product does not protect users or others against bacteria, viruses, germs, or other disease organisms. It does not take the place of normal cleaning & disinfecting procedures.
DO NOT DILUTE.
STIR WELL BEFORE USING.
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Foster and Sheer Defense are trademarks of H.B. Fuller Construction Products Inc.
White when wet, dries clear*
Brush, spray, or roller
AVERAGE WEIGHT/U.S. GALLON (ASTM D1475):
8.8 lbs./gallon (1.05 kg/l)
AVERAGE NON-VOLATILE (ASTM D2369):
39% by weight (37% by volume)
Subject to type of surface and nature of material being coated. See application guide other side.
250-450 ft.2 /gal. (6.1 to 11.0 m2 /liter)
For Hard Non-Porous Surfaces:
500-600 ft 2 /gal (12.3 to 14.7 m2 /liter)
Dry Through: 1 to 2 hours at ambient High humidity or low temperatures will retard drying.
SERVICE TEMPERATURE LIMITS:
(Temperature at coated surface) -20 F to 250 F (-29 C to 121 C)
WATER VAPOR PERMEANCE:
ASTM F1249, 29.2 perms (19.2 metric perms) at 3 mils dry film. Tested at 100ºF (38ºC) and 90% RH.
WET FLAMMABILITY (ASTM D92) No flash to boiling, 210 F (99 C)