Specialised in Bespoke Wedge Wire, Wire Mesh Grilles, Balustrades, Facades, Cladding for Architects and Architectural applications. Grilles and Architectural Products Limited (Gap Architecture) are specialists in the design and manufacture of bespoke wedge wire, wire mesh and stainless steel products for use in the architectural & interior design industries and has an unsurpassed reputation for quality, capability and reliability.