Betotec Mesh 65

Betotec Mesh 65 is an alkali-resistant glass fiber reinforcement mesh. Specially designed to reinforce liquid-applied waterproofing membranes and prevent cracks at stress points and corners.

Product Overview

Waterproofing Betotec Mesh 65 belongs to the Miscellaneous: Waterstops & Reinforcement Accessories family. It is intended for wet areas, pools, balconies and liquid-applied roofs. Final product selection must account for substrate condition, exposure, application method and compatibility with adjoining layers. Betotec Mesh 65 is an alkali-resistant glass fiber reinforcement mesh. Specially designed to reinforce liquid-applied waterproofing membranes and prevent cracks at stress points and corners.

Best-fit Applications

• Wet areas
• Pools
• Balconies
• Liquid-applied roofs

Technical Benefits

• Strengthens vulnerable details
• Controls localized stress
• Improves continuity at changes of plane

Technical & Performance Specifications

Physical Property	Declared Performance Value	Test Standard
Appearance	Reinforcing mesh roll	Visual
Mesh Size	4 mm x 4 mm	Visual
Weight per Unit Area	65 g/m²	Visual
Tensile Strength (Warp/Weft)	>= 800 / 900 N/50mm	ASTM D5035
Elongation at Break	< 4%	ASTM D5035
Alkali Resistance	Retains > 50% tensile strength	EN 13496

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Application Guidelines & Installation Method

Step 1: For reinforcement mesh, ensure a clean, sound substrate, cut and position the mesh to the approved detail, provide required overlaps, secure it against movement and apply the specified waterproofing or coating layer.

Step 2: For PVC waterstops, position centrally along the joint, secure with suitable clips or fixings, maintain continuous alignment, avoid damage and ensure every joint is correctly welded and watertight.

Standard Compliance

Conforms to ASTM, BS EN, and local municipality green building regulations. Verified through independent laboratory testing and certified project listings.