Shims & Setting Blocks

1/32" x 3" x 4" Jumbo White 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...

1/8" x 3" x 4" Jumbo 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 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...

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...

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...

Fireproof. Will not rust. For use when installation of plastic shims is restricted by building codes. Won't compress under heavy aluminum base shoe. Made in the U.S.A.

Fireproof. Will not rust. For use when installation of plastic shims is restricted by building codes. Won't compress under heavy aluminum base shoe. Made in the U.S.A.

Fireproof. Will not rust. For Use When Installation of Plastic Shims is Restricted by Building Codes. Won't Compress Under Heavy Aluminum Base Shoe. Made in the U.S.A.

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...

1/4" x 3 1/2" 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...

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...

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" 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...

Case of 384 shims. (32 Bundles of 12 Shims) - Our 8-inch lined composite shims are pre-scored in increments, making it easy to snap and measure. Unlike a plastic shim, our composite shim will not shatter. This product is primarily used by professionals...

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...

Packaged in a convenient 12-count bundle, our 8-inch lined composite shims are pre-scored in increments, making it easy to snap and measure. Unlike a plastic shim, our composite shim will not shatter. This product is primarily used by professionals and...

1/32" x 3" x 4" Jumbo White 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 3" x 4" Jumbo 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 jumbo horseshoe shims...

Fireproof. Will not rust. For Use When Installation of Plastic Shims is Restricted by Building Codes. Won't Compress Under Heavy Aluminum Base Shoe. Made in the U.S.A.