18mm White Internal Corner Quadrant Trim

The 18mm White Internal Corner Quadrant Trim is a simple yet essential finishing accessory for bathrooms, kitchens, and utility spaces. Designed to hide rough edges and uneven corners, it creates a soft, curved join that adds style and practicality to any room.

Constructed from strong, waterproof PVC, this trim resists moisture, mould, and everyday wear. Its bright white finish complements all décor styles, helping to create a fresh and cohesive look. Easy to cut and install with adhesive, it’s perfect for both DIY and trade use.

Product Features:

• Material: Waterproof, long-lasting PVC
• Colour: White – bright and neutral for a clean finish
• Panel Compatibility: Suitable for 8mm wall and 10mm shower panels
• Dimensions: 18mm quadrant profile, 2600mm length
• Purpose: Conceals joins at internal corners and uneven surfaces
• Waterproof protection: Prevents moisture ingress and mould build-up
• Easy installation: Fit with adhesive – no grouting or screws required
• Low maintenance: Smooth, non-porous surface wipes clean easily

Learn more about choosing the right trims for your panels:
Read our guide → Types of Panel Trims