Plastic U- Shims are made from solid polypropylene which gives them an
extremely high compression strength. Suitable for window and door
leveling and shimming, floor joist, wall and insulation board
shimming, cabinet and joint shimming. Plastic U- shims will not rust,
leach, or
stain other materials.
The important physical properties of Econ-o-Shims™ :
• Compressive strength of 10,000 psi
Econ-O-Shims are molded from an engineered plastic which combines
excellent compressive strength, and good load bearing surface contact