3mm Spacing. Solid, Reliable, Trade-Ready.

These 101x43mm blue U-shaped shim packers sit at the heart of the standard range — a 3mm thickness that handles the majority of levelling, packing, and shimming tasks encountered on a typical fit-out. Whether you're setting window frames, hanging cabinets, or fixing cladding, the U-shaped slot means you can position them around existing fixings without losing your place.

Colour-coded blue for instant on-site identification, and available in a bulk pack of 500 to keep the job moving.

Key Features

• 3mm thickness — one of the most commonly used sizes on site
• U-shaped slot fits around fixings without removal
• 101x43mm footprint suits standard frame and cabinet applications
• Colour-coded blue for quick on-site identification
• Durable plastic construction — won't compress, rot, or degrade
• Pack of 500 for bulk trade use

Ideal For

• Window and door frame installation
• Kitchen, bedroom, and bathroom cabinet fitting
• Dry lining and drywall assembly
• Skirting, architrave, and cladding fixing
• Hardwood and laminate floor installation

Size: 101 x 43 x 3mm | Colour: Blue | Pack of 500.