Plastic Window & Glazing Packers 1mm–6mm Assorted, Mixed Flooring Spacers, Colour Coded Plastic Shims for Window Installation, Door Fitting & Levelling – Heavy Duty Pack of 3000

• LARGE PACK OPTIONS FOR TRADE & DIY PROJECTS Available in multiple bulk pack sizes ranging from 300 up to 6000 pieces, these window packers offer outstanding value for money. Ideal for professional installers, builders, and DIY users working on small repairs or large-scale projects where consistent spacing and multiple spacers are essential.
• PERFECT FOR WINDOW, DOOR & GLAZING INSTALLATION Specifically designed for levelling and spacing window frames, door frames, double glazing units, flooring systems, and general construction applications. Ensures precise alignment, accurate fitting, and a clean, professional finish across all installation types.
• HEAVY DUTY HIGH-STRENGTH PLASTIC CONSTRUCTION Manufactured from durable, load-bearing plastic that resists compression under weight, these glazing packers maintain their shape and integrity during use. Provides long-lasting performance and reliable support in both domestic and commercial installations.
• ANTI-SLIP RIDGED SURFACE FOR MAXIMUM STABILITY Each plastic spacer features a textured, ribbed surface that grips securely once positioned, preventing movement during installation. Improves accuracy and stability when fitting frames, glazing units, or structural components.
• COLOUR CODED SIZES FOR FAST & EASY IDENTIFICATION Each packer is clearly colour coded by thickness (1mm–6mm), allowing quick selection on-site without measuring. Speeds up workflow, reduces errors, and improves efficiency for both professional tradespeople and DIY users.

Achieve precise spacing and professional-grade results with these high-quality assorted plastic window and glazing packers, engineered for both trade professionals and DIY enthusiasts who demand accuracy, reliability, and efficiency. Covering a versatile thickness range from 1mm to 6mm, this mixed pack delivers the flexibility required for fine levelling and alignment across a wide variety of applications, including window installation, door fitting, glazing, flooring, joinery, and timber framing projects. Each packer is clearly colour coded for instant size identification, allowing you to work faster on-site without the need for constant measuring or guesswork. This streamlined workflow not only improves installation speed but also ensures consistent, accurate results every time. Manufactured from high-strength, durable plastic, these spacers are built to withstand heavy loads without compressing, maintaining their shape and performance even in demanding environments. Designed with a ribbed, anti-slip surface, each packer grips securely in place during installation, preventing unwanted movement and improving stability when positioning frames, units, or structural elements. Their stackable design allows for micro-adjustments, giving you complete control over spacing to achieve a perfectly level and professional finish. Ideal for both small DIY jobs and large-scale trade use, these packers are available in a wide range of pack sizes from 300 up to 6000 pieces, offering excellent value for money while ensuring you always have the right size to hand. Whether you're completing a quick home improvement task or working on a full installation project, these versatile glazing packers provide a dependable, time-saving solution for accurate spacing and long-lasting results.