EFF-STOP-1G

EFF-STOP® Premium

Interior/Exterior Masonry Primer Sealer

A house with bushes in front of a building

EFF-STOP® is an epoxy-fortified acrylic primer/sealer for interior and exterior masonry. 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.

A large building

Excellent Resistance to Alkaline and Efflorescence

Can be Applied to Masonry Surfaces with a pH up to 13

Case Studies

Find a Store

Dunn-Edwards products are sold in 149 company stores and 90 dealers across Arizona, California, Nevada, New Mexico Kentucky, Montana, Oregon, Texas, Utah and Wyoming.

How to videos

Our library of how-to videos addresses an array of painting topics, including color selection, prep, application and aftercare. Check it out - you never know what great tips you might find!