Achieve precise spacing and reliable levelling with these 28mm Window Glazing Glass Packers, ideal for professional installers, tradespeople, and DIY enthusiasts.
Manufactured from durable, high-quality plastic, these glazing packers provide consistent support for uPVC, aluminium, and timber windows and doors. They can also be used for a wide range of glazing, construction, joinery, flooring, and general levelling applications.
The stackable design allows you to achieve precise spacing and positioning, helping ensure a professional finish every time.
🟢 1mm – Green
⚫ 2mm – Black
⚪ 3mm – White
⚪ 4mm – Grey
🔵 5mm – Blue
🔴 6mm – Red
Each size is available in:
Also available as:
Mixed bags contain an approximately even distribution of all six thicknesses. Minor variations in the quantity of each size may occur during packing.
✔ 28mm plastic glazing packers
✔ Strong, durable plastic construction
✔ Colour-coded thicknesses for quick identification
✔ Stackable for precise spacing and levelling
✔ Moisture-resistant and reusable
✔ Suitable for professional trade and DIY use
✔ FREE UK Delivery
Please select your preferred option from the drop-down menu:
These products are commonly referred to as:
Window Packers • Glazing Packers • Glass Packers • Glass Setting Blocks • Plastic Shims • Plastic Packers • Levelling Packers • Spacer Blocks • Installation Packers • Door Packers • Glazing Spacers • Construction Packers
🚚 FREE UK Delivery on all orders.