No1 Market Street is a 3-storey modern office building constructed in 2007, situated in Nelson Town Centre. Roof is a flat roof structure finished with single ply membrane, including false mansard and GRP dormers bounded in part by stone / blockwork parapet walling. Scope of Works: i. Thermal upgrade and overlay of existing single ply membrane roof with SIKA Sikaplan G-18 Membrane – approx.1500m2 over 2 roof decks. ii. Ancillary works to parapet walling and abutment detailing. iii. High level cleaning of GRP dormer cheeks / fascias / roof decks Suppliers MUST be registered with SIKA Ltd Roofing Contractor Scheme. https://gbr.sika.com/en/construction/roofing/roofing-support/contractor-schemes.html Suppliers MUST be able to act as Principal Contractor under Construction (Design and Management) Regulations 2015 and BRAE Regulations 2023. Tender pack will be issued on 1st April 2026 following EOI period.
