● IN STOCKA two-coat polyaspartic system engineered for exterior concrete that lives in direct sunlight: two 2 gal kits of RS Poly 90 polyaspartic (one tinted with our polyaspartic-grade pigment, one clear topcoat), plus one 40 lb box of decorative flake to broadcast between coats. Non-yellowing under UV, chemical-resistant, high-gloss — built for uncovered patios, pool surrounds, driveways, and any concrete surface that sees the sun. Pick your pigment color and flake pattern at checkout. Adding this to your cart drops all four real products in so you can review, edit, or remove each piece before paying.
DIY Outdoor Surface Kit
UV-stable system for sun-exposed concrete: patios, pool decks, driveways.
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The DIY Outdoor Surface Kit is our exterior-rated counterpart to the standard DIY kit. Direct sunlight is brutal on conventional epoxy — it yellows, chalks, and breaks down within a season. This system swaps the epoxy base for a tinted polyaspartic, which carries the same UV-stable, non-yellowing chemistry as the topcoat.
Layer 1 — RS Poly 90 Polyaspartic (2 gal) + Polyaspartic Pigment: mixed on-site to tint a clear poly kit into a solid, sun-stable color base coat.
Layer 2 — Decorative Vinyl Flake (40 lb): broadcast into the wet base for color, texture, and grip — same look as an indoor floor but with UV-rated chemistry underneath.
Layer 3 — RS Poly 90 Polyaspartic (2 gal): clear topcoat. Locks the flake in, adds gloss, and gives you a sealed, easy-clean surface for years of direct sun and weather.
Important: this kit is exterior-rated. If your project is a garage, basement, or covered floor, the DIY Concrete Floor Kit is a better fit — it uses a pigmented epoxy base coat for higher build at a lower component count.
Technical
Data
REV 03 · APR 2026
★ TDS PENDING
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For most homeowners the TDS PDF is the simplest read. The table to the right is the full lab data for contractors and inspectors.
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Related
Knowledge Center
Application guides, prep checklists, and gotcha notes from the field — paired with this product so you know what you're getting into before the kit ships.
How to Prep Your Concrete for Epoxy Flooring
The most important step of any floor coating project. Learn how to clean, profile, and test your concrete so your epoxy or polyaspartic actually sticks — and stays.
How to Install a Standard Flake System
The classic epoxy-and-flake garage floor, step by step. Epoxy base coat, full flake or quartz broadcast, polyaspartic topcoat. The full walkthrough for homeowners.
How to Install a Double Polyaspartic Floor
Step-by-step guide to installing a double polyaspartic floor system with optional flake broadcast. Surface prep, first poly coat, broadcast, second poly coat — the full walkthrough.


