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Glazelock Shims

Engineered with the installer in mind

Wood Shims 2

Glazelock Shims Inc. has been a manufacturer of structural plastic shims since 1997. We pride ourselves with quality products, quick turn around time, and great customer service.

All of our products are proudly made in the USA.

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Plastic Shims

If you are looking for plastic shims, glazing shims and cost saving solutions to your building needs, Glazelock Shims can provide you with the highest quality shim products available. Traditional wood shim products have long been used in the building industry and present a variety of limitations. Invented by a window installer to simplify the use of multiple shim applications, Glazelock Shims reduce material and labor costs and provide a secure and stable solution to your shimming needs.



  • Interlocking Horseshoe Shims

    bpInterlocking Horseshoe Shims

    Traditional wood shim products have long been used in the building industry and present a variety of limitations - rotting, shrinking and swelling as well as others. Invented by a window installer to simplify the use of Multiple shim applications in window installations, Glazelock Shims reduce material and labor costs and provide a secure and stable solution to your shimming needs.

    While these shims were originally made for window and door installations, they also have many more advantages and uses such as:

    + Cabinet installation leveling; such as appliances, furniture etc.
    + Eliminates the need to tape or glue shims together for desired thickness.
    + Easier placement with collapsable locking mechanism.
    + Eliminates separation and twisting of shims.
    + Replaces wooden shims - will not rot, shrink or swell.
    + Resistant to moisture and alkalinity.

    Patent No. 5-640-813
    Standard Black, Red and Blue colors.

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  • Non-Interlocking Horseshoe Shims

    bpNon-Interlocking Horseshoe Shims

    Non-interlocking shims just like our interlocking shims, these shims can be used in windows, storefront doors, curtain walls and many other applications. The only thing different about these shims are that they do not have clips, so they do not interlock.

    These non-interlocking shims come in a variety of sizes including economy packages.

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  • Wedge-Lock Shims

    bpWedge-Lock Shims

    Whether shimming cabinets, floors or windows, the WEDGE-LOCK's unique locking system will optimize any job when placed together.

    Designed to maintain alignment...

    + Snaps off clean
    + Made out of Black Polystyrene Plastic
    + Size: 1-1/2" wide x 8" long x 5/16" thick

    Packaged: 1 case of 288 shims

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  • Stackable Shims

    bpStackable Shims

    These shims will simplify the use of multiple shims in window installations. Snap off the individual shims and get the size you need for the job - Made of high Impact polystyrene.

    63 shimstacks 1008 shims per case.

    Our stackable shims are available in both long and short stackables.

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  • Tapered Shims

    bpTapered Shims

    Glazelock's new cost effective shim has its own unique gripping system. It breaks off clean and can easily be nailed through.

    THEY WILL NOT ROT OR SHRINK LIKE TRADITIONAL WOOD SHIMS.

    Comes packaged in a retail pack or bulk box.

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  • Wood Shims

    bpWood Shims

    Glazelock Wood Shims can be used for door, window, cabinet, countertop installations and so much more! These shims are made in the USA and the approximate size per shim is 8" x 1-1/2".

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  • Shim Packs

    bpShim Packs

    Are you looking to stock a variety of plastic shims in your store or are you needing a small quantity of shims for a smaller job? Look no further because Glazelock Shims has you covered! We have an assortment of packaging that will fit all your shimming needs!

    BUY IN BOXES AND SAVE!



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Featured Categories

Wood Shims

Glazelock wood shims are manufactureed from premium grade lumber for the highest quality and preformance. 

Wood shims are a mainstay in construction used for installation of doors, windows and cabinets.  These are also suitable to be used as a spacer for leveling appliances, countertops and more. 

Pine shims are offered in DIY single packs up to and including bulk packages of up to 840 shims with retail packaging.

Fulfillment is available for consumer, contractor, retail and wholesale. 

Interlocking Shims

THE WORLDS ONLY INTERLOCKING STACKABLE HORSESHOE SHIM!

This unique and patened horseshoe shim design offers advantages over traditional smooth horseshoe shims. 

Invented by a window installer to simplify the use of Multiple shim applications in window installations, Glazelock Shims reduce material and labor costs while providing a secure and stable solution to your shimming needs.

While these shims were originally made for window and door installations, they are useful in numerous applications.

  • Patent no. 5-640-813
  • Standard black, red and blue colors

Non-Interlocking Shims

Traditional shims designed to "cradle" and distribute pressure between fasteners and your installation. 

Non-interlocking shims just like our interlocking shims, these shims can be used in windows, storefront doors, curtain walls and many other applications. These shims are not constructed with clips and do not interlock.

These non-interlocking shims are produced in a variety of thickneses and sizes.  These shims are available in economy and bulk packages.

NEW Tapered Shim

INTRODUCING OUR NEW TAPERED SHIM!

Our new cost-effective tapered shim is engineered with a new high-performance gripping system.  Shims break off clean and are easy to nail or fasten with screws without trouble.

  • Made of Recycled Pastic
  • Resists Splitting
  • Waterproof
  • Will Not Rot
  • Size:  1-1/2"x7-3/4"

Stackable Shims

These shims simplify the use of multiple shims in window installations. Snap off individual shims for the exact size needed for the job. Made of recycled high impact polystyrene. 63 shimstacks 1008 shims per case.

Our stackable shims are available in both long and short stackables.

Special pricing available when ordered in larger quantities.

Wedgelock Shims

Wedgelock Shims

 "Wedge-Lock shims" by Glazelock, Inc.  Designed to maintain alignment, our wedge shims won't shift or separate when stacked. Manufactured from high impact polystyrene for maximum durability.

  • Snaps off clean
  • Made out of Black Polystyrene Plastic
  • Size: 1-1/2" wide x 8" long x 5/16" thick
  • Packaged: 1 case of 288 shims

Whether shimming cabinets, floors or windows, the WEDGE-LOCK's unique locking system will optimize any job when placed together.  Useful as wedges, shims or spacers in numerous construction, residential and industrial applications.

We also manufacture custom shims!

Ask us about our custom shims manufactured to your specifications. Glazelock shims are designed with the installer in mind.

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