‘R-4401, E-44131, E-4413, E-4414, E-4420, E440001, E441001, E440002, E441002, E-5402, E-5403, E-5404, E540001. E541001, E540002, E540003, E541003 & E440007’. Factory applied, grey-blue coloured enamel coatings. Apply as per manufacturer’s instructions ‘issue 02/2016’ dated 05.10.2016. Cure for 6 minutes@840°C. For use with water up to 85°C. This material is only approved for the curing conditions that appear on the approval. If the cure conditions are varied from those specified on the approval then the material is not covered by the scope of the approval.
'Apcoguard SF156'. Factory applied, grey coloured, two-component solvent-free epoxy coating. In January 2024, 'Apcoguard SF156', factory applied, red coloured, two-component solvent-free epoxy coating was added to the approval. Mix base and hardener in a 3:1 volume ratio and apply as per manufacturer's Application Guidelines 'APPPG/SF156/001', dated 'Aug-2017'. Cure for 7 days@25°C. For use with water up to 65°C. This material is only approved for the mixing and curing conditions that appear on the approval. If the mixing and/or curing conditions are varied from those specified on the approval then the material is not covered by the scope of the approval.
'Hempadur 35560 Light grey (10500), Light red (50900) & Cream (20320)'. Factory applied, grey, light red coloured & Cream, two-component epoxy coatings. Each colour can be used as a base or topcoat and as a two-coat system. Mix base and curing agent in a 6.8:2 volume ratio. Apply Light Grey and Light Red as per manufacturer's Application Instructions issued 'November 2019'. Apply Cream as per manufacturer's Product Data Sheet dated 'December 2023'. Cure Coat 1 for 16 hours@20°C. Cure Coat 2 for 7 days@20°C. Between December 2022 and November 2024, the Light Grey and Light Red were for use with water up to 40°C. Between December 2024 and December 2027, Light Grey and Light Red are for use with water up to 60°C. The Cream coating was added to the approval in May 2025 and is for use with water up to 60°C. These materials are only approved for the mixing and curing conditions that appear on the approval. If the mixing and/or curing conditions are varied from those specified on the approval then the materials are not covered by the scope of the approval.
'Welmortar-III'. Factory applied, grey coloured cement mortar. Mix cement, sand and water in a mass ratio of 2:3:0.85. Apply as per manufacturer's Standard Operating Procedure 'WDIPL/QA/WI/14A', revision '0', dated '01.10.2021'. Cure for 21 days at 30°C & 70% humidity. For use with water up to 65°C. This material is only approved for the mixing and curing conditions that appear on the approval. If the mixing and/or curing conditions are varied from those specified on the approval then the material is not covered by the scope of the approval.
'Crystic VE660'. Olive coloured, contact moulded GRP material. For use with water up to 23°C.
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