Surface Etch | Concrete Prep & Cleaner sealers unattended open material will form

unattended open material will form a skin on the surface

Cover windows

The listed dry times are for 75 degree (F) temperatures and medium humidity

Dry hard:                   55 minutes

temperature of the concrete

Surface Etch | Concrete Prep & Cleaner sealers unattended open material will formActive Elements Surface Etch is a concentrated phosphoric acid based etching solution with specialty additives that have been developed to safely prepare concrete surfaces before applying stains and sealers. Active Elements Surface Etch gently removes topical laitance and creates a porous surface to increase the penetration of concrete stains and sealers. It produces minimal fumes, is biodegradable, and safe for use near grass and plants. KEY FEATURES