Standing seam and metal cladding, supplied and installed.

Detailed with the structure, fitted by approved installers.

• The right build-up behind the metal. Ventilated or warm build-up chosen for the material, with the underlay and substrate the manufacturer requires.
• Roof-to-wall transitions. Where most leaks start. Drawn as sections and agreed before fitting.
• Dormers, verges and parapets. Folded trims, flashings and closures detailed with the windows and roof.
• Feature elevations. Seam spacing and panel lengths set out to suit the openings.