Shims & Setting Blocks

1/16" x 1-7/8" x 3" Black Stack Shims. High-impact plastic stack shims are weather-proof and will not rot, rust, stain or leach. Stack Shims allow up to 5 Length adjustments and 16 Thickness adjustments. 16 Heat-sealed pieces make up each one inch stack...

3/8" x 3" x 4" Jumbo Black Shims. Color coded for convenience. Economical to use for all your shimming and leveling needs. For use in the installation of windows, doors, storefronts and insulating glass units. High-impact plastic jumbo horseshoe shims...

1/16" x 1-7/8" x 3-1/2" Black Stack Shims. High-impact plastic stack shims are weather-proof and will not rot, rust, stain or leach. Stack Shims allow up to 5 Length adjustments and 16 Thickness adjustments. 16 Heat-sealed pieces make up each one inch...

1/16" x 1-7/8" x 4-1/4" Black Stack Shims. High-impact plastic stack shims are weather-proof and will not rot, rust, stain or leach. Stack Shims allow up to 5 Length adjustments and 16 Thickness adjustments. 16 Heat-sealed pieces make up each one inch...

1/16" x 1-7/8" x 4-3/4" Black Stack Shims. High-impact plastic stack shims are weather-proof and will not rot, rust, stain or leach. Stack Shims allow up to 5 Length adjustments and 16 Thickness adjustments. 16 Heat-sealed pieces make up each one inch...

1/2" x 3" x 4" Jumbo Black Shims. Color coded for convenience. Economical to use for all your shimming and leveling needs. For use in the installation of windows, doors, storefronts and insulating glass units. High-impact plastic jumbo horseshoe shims...

3/8" x 3" x 4" Jumbo Black Shims. Color coded for convenience. Economical to use for all your shimming and leveling needs. For use in the installation of windows, doors, storefronts and insulating glass units. High-impact plastic jumbo horseshoe shims...

1/16" x 1-1/2" x 2" Blue Shims. Color coded for convenience. Economical to use for all your shimming and leveling needs. For use in the installation of windows, doors, storefronts and insulating glass units. High-impact plastic horseshoe shims are...

Product Details: 1/16" x 1-1/2" x 3" Blue Shims. Color coded for convenience. Economical to use for all your shimming and leveling needs. For use in the installation of windows, doors, storefronts and insulating glass units. High-impact plastic horseshoe...

1/16" x 1-1/2" x 3 1/2" Blue Shims. Color coded for convenience. Economical to use for all your shimming and leveling needs. For use in the installation of windows, doors, storefronts and insulating glass units. High-impact plastic horseshoe shims are...

1/16" x 1-1/2" x 3 1/2" Clear Shims. Clear color hides shims. Economical to use for all your shimming and leveling needs. For use in the installation of windows, doors, storefronts and insulating glass units. High-impact plastic horseshoe shims are...

1/16" x 3" x 4" Jumbo Blue Shims. Color coded for convenience. Economical to use for all your shimming and leveling needs. For use in the installation of windows, doors, storefronts and insulating glass units. High-impact plastic jumbo horseshoe shims...

1/2" x 3" x 4" Jumbo Black Shims. Color coded for convenience. Economical to use for all your shimming and leveling needs. For use in the installation of windows, doors, storefronts and insulating glass units. High-impact plastic jumbo horseshoe shims...

1/4" x 1-1/2" x 2" Black Shims. Color coded for convenience. Economical to use for all your shimming and leveling needs. For use in the installation of windows, doors, storefronts and insulating glass units. High-impact plastic horseshoe shims are...

Black Shims color coded for convenience (1/4" x 3 1/2" x 1-7/16"). Economical to use for all your shimming and leveling needs. For use in the installation of windows, doors, storefronts and insulating glass units. High-impact plastic horseshoe shims are...

1/4" x 1-1/2" x 3 1/2" Clear Shims. Clear color hides shims. Economical to use for all your shimming and leveling needs. For use in the installation of windows, doors, storefronts and insulating glass units. High-impact plastic horseshoe shims are...

1/4" x 3" x 4" Jumbo Black Shims. Color coded for convenience. Economical to use for all your shimming and leveling needs. For use in the installation of windows, doors, storefronts and insulating glass units. High-impact plastic jumbo horseshoe shims...

1/8" x 1-1/2" x 2" Red Shims. Color coded for convenience. Economical to use for all your shimming and leveling needs. For use in the installation of windows, doors, storefronts and insulating glass units. High-impact plastic horseshoe shims are...

Product Details: 1/8" x 1-1/2" x 3" Red Shims. Color coded for convenience. Economical to use for all your shimming and leveling needs. For use in the installation of windows, doors, storefronts and insulating glass units. High-impact plastic horseshoe...

1/8" x 1-1/2" x 3 1/2" Clear Shims. Clear color hides shims. Economical to use for all your shimming and leveling needs. For use in the installation of windows, doors, storefronts and insulating glass units. High-impact plastic horseshoe shims are...