EFF-STOP Premium Interior/Exterior Masonry Primer Sealer
EFF-STOPĀ® is an epoxy-fortified acrylic primer/sealer for interior and exterior masonry. EFF-STOPĀ® Premium provides excellent alkali and efflorescence resistance on properly cured tilt-up concrete, poured-in-place concrete, stucco, and block. It can be applied to surfaces with a pH of 6 to 13.
- Paint is non-returnable.
- Price includes PaintCare fee where applicableĀ CA,Ā CO,Ā CT,Ā DC,Ā ME,Ā MN,Ā NY,Ā OR,Ā RI,Ā VT,Ā WA
- View CA Prop 65Ā WARNING
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Shipping & Returns

EFF-STOP Premium Interior/Exterior Masonry Primer Sealer
EFF-STOP Premium Interior/Exterior Masonry Primer Sealer
EFF-STOPĀ® is an epoxy-fortified acrylic primer/sealer for interior and exterior masonry. EFF-STOPĀ® Premium provides excellent alkali and efflorescence resistance on properly cured tilt-up concrete, poured-in-place concrete, stucco, and block. It can be applied to surfaces with a pH of 6 to 13.
- Paint is non-returnable.
- Price includes PaintCare fee where applicableĀ CA,Ā CO,Ā CT,Ā DC,Ā ME,Ā MN,Ā NY,Ā OR,Ā RI,Ā VT,Ā WA
- View CA Prop 65Ā WARNING
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
EFF-STOPĀ® is an epoxy-fortified acrylic primer/sealer for interior and exterior masonry. EFF-STOPĀ® Premium provides excellent alkali and efflorescence resistance on properly cured tilt-up concrete, poured-in-place concrete, stucco, and block. It can be applied to surfaces with a pH of 6 to 13.
- Paint is non-returnable.
- Price includes PaintCare fee where applicableĀ CA,Ā CO,Ā CT,Ā DC,Ā ME,Ā MN,Ā NY,Ā OR,Ā RI,Ā VT,Ā WA
- View CA Prop 65Ā WARNING



