Stain Blocking Primer
$42.55 Quart | $92.95 Gallon
Stain Blocking Primer is highly effective for concealing and blocking out stains on plaster walls and ceilings caused by a variety of contaminants. When appropriately applied, this primer will also increase a surface's durability. This product will not block tannin/oily/tarry stains, such as asphalt, or those from coal fires. Also, not suitable for cast iron or for pet dwellings.
Conforms to ASTM-D4236, specifically concerning oral toxicity, skin irritation and respiratory effects.
Conforms to CDPH 01350 (VOC emissions test taken at 11, 12, & 14 days for classroom and office use).
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