Trade Discount 15%
Low Modulus Hybrid Polymer Sealant 600ml | ±25% Joint Movement | Water & Solvent Free | Grey by H.B Fuller
FulaFlex 620 is a low modulus hybrid polymer sealant with ±25% joint movement capability, ideal for construction and waterproofing applications. Built for professionals, it offers strong adhesion, is water and solvent free, and ensures durable, flexible joints in various substrates.
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Technical Specifications
- Technology: PolyXSil Hybrid Enviro Technology™
- Joint Movement Capability: ±25% (ISO 11600 Type F, Class 25, Subclass LM)
- Compatibility: Concrete, AAC, fibre cement sheeting, masonry, brick, ceramic, plasterboard, steel including stainless, zinc/galvanised steel, aluminium (pre-test), timber, particleboard, many plastics (pre-test)
- Curing: Tough, elastic, weatherproof seal with good chemical resistance
- Colour: Grey
- Packaging: 600ml sausage
- Dimensions (H x L x W): 60mm x 220mm x 60mm
- Weight: 0.6 kg
Key Features
- Permanently flexible with ±25% joint movement capability (ISO 11600 Type F, Class 25, Subclass LM)
- Water, solvent and isocyanate free
- Low odour and low VOC
- Excellent resistance to weathering, UV radiation, yellowing, seawater, caustic solutions and cleaning agents
- Strong adhesion to a wide range of substrates without priming
- Will not sag, slump, shrink, or bubble during curing
- Paintable
- Made in Australia for Australian conditions
Professional Installation Requirements
- Professional application recommended to ensure proper joint preparation and sealant performance, especially in construction and waterproofing applications.
Applications
- Sealing expansion joints and window and door openings in insulated wall systems
- Sealing expansion and control joints in tiled areas
- Sealing concrete and masonry walls, window and door frame perimeters, external facades and cladding
- Sealing roof flashings
- As a perimeter fillet beneath water-based waterproofing membranes
Standards & Compliance
- Complies with AS/NZS 4858 – Wet Area Membranes and AS 3740-2010 – Waterproofing of Domestic Wet Areas
Environmental Benefits
- Low VOC formulation supports improved indoor air quality
- Water, solvent and isocyanate free, reducing harmful emissions
- Satisfies Green Building Council of Australia (GBCA) requirements
Warranty Information
Warranty details available upon request from H.B Fuller, typically covering manufacturing defects.
Available Now
FulaFlex 620 Low Modulus Hybrid Polymer Sealant 600ml Sausage Grey is available now for immediate purchase. Ideal for construction, waterproofing, and sealing applications requiring durable, flexible joints.
