Loctite PL 500 Landscape Block Adhesive – All-Weather Construction Adhesive (10 oz & 28 oz)

The Go-To Adhesive for Serious Landscaping Projects

Loctite PL 500 is a heavy-duty exterior construction adhesive engineered specifically for landscaping applications. Whether you're securing retaining wall blocks, setting capstones, or bonding brick, stone, timber, concrete, or metal — PL 500 delivers a fast, reliable bond that holds up in any weather.

Why Pros Choose PL 500

• All-Weather Formula — Applies in temperatures from 0°F to 100°F; bonds directly to wet and frozen lumber without rolling up
• Fast Initial Set — Sets in as little as 15 minutes so you can keep your project moving
• Gap-Filling Performance — Bridges and fills minor gaps on irregular or uneven surfaces for a secure bond
• Bonds to Most Landscaping Materials — Works on block, brick, stone, timber, concrete, metal, and wood
• Heavy-Duty & Exterior-Grade — Built for demanding outdoor conditions; won't break down from moisture or temperature swings
• Available in 10 oz & 28 oz Cartridges — Choose the right size for your project; multi-pack options available for larger jobs

Ideal For

Retaining walls, capstone installation, cement paving stones, landscape block walls, garden borders, and any exterior masonry or timber bonding application.

How to Use

Apply with a standard caulk gun. Can be applied directly to wet or frozen surfaces. Works in temperatures from 0°F to 100°F. Initial set in ~15 minutes; allow full cure before heavy load.