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Ships within 48 hours · Estimated delivery Aug 14 - Aug 19
Dry hard: 55 minutes
The listed dry times are for 75 degree (F) temperatures and medium humidity
Cover windows
unattended open material will form a skin on the surface
Surface Etch | Concrete Prep & Cleaner sealers Dry hard: 55 minutesActive 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