About Us
Established in 1984, Grant Haze has become a leading name in the South East for architectural ironmongery, building supplies, and specialist construction products. With decades of experience and direct partnerships with major manufacturers, we supply high-quality materials for projects across Kent, London, and the wider South East.
The South East’s Leading Visqueen Distributor
Grant Haze is proud to be the largest distributor of Visqueen products in London and the South East. Contractors, developers, and builders rely on us for:
- Damp proof membranes (DPM)
- Vapour control layers
- Gas protection systems
- Structural waterproofing solutions
- Specialist Visqueen accessories
Our extensive stock levels, competitive pricing, and expert product knowledge make us the go-to supplier for Visqueen across Kent and the South East.
Architectural Ironmongery Specialists
As a long-established architectural ironmongery supplier, we provide a comprehensive range of:
- Door furniture
- Locks, latches, and access control
- Fire-rated ironmongery
- Commercial and residential hardware
- Hinges, closers, and security fittings
Our highly trained team offers impartial, technical advice to ensure your project meets performance, safety, and compliance standards.
Building Supplies Across Kent and the South East
From everyday essentials to specialist products, Grant Haze supplies a wide range of building materials to customers throughout Kent and surrounding regions. Working directly with leading manufacturers allows us to offer reliable stock availability and competitive pricing.
Why Contractors Choose Grant Haze
We know you have options when sourcing building materials — which is why we focus on delivering what others often can’t:
- Deep product expertise
- Fast, flexible customer service
- Competitive trade pricing
- Reliable delivery across Kent, London, and the South East
- Access to specialist and hard-to-find items
Our business is built around your needs, and we take pride in offering a service you can trust.
Fast & Simple Account Setup
We make it easy to start working with us. Thanks to strong relationships with suppliers and credit reference partners, we can open new accounts quickly and with minimal fuss, often within 24 hours.
Our Website
Our website gives you quick access to our full product range, including Visqueen, architectural ironmongery, and general building supplies. We update it regularly to keep you informed of new products and changes.
- Download catalogues directly
- Request printed copies anytime
- Use our Feedback feature to share suggestions
We’re always looking for ways to improve our service and expand our offering.