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galvanised steel shelves
Bitumen-free – compatible with sealants and sensitive environments
Below-grade waterproofing where fast application and long-term performance are required
0 Ah lithium-ion battery and standard charger included
Fosroc Primer No. 21 250ml Sealers & Hardeners galvanised steel shelvesFosroc Primer No. 21 is a single component, solvent based polyurethane primer used to prepare dry concrete joints prior to the application of Nitoseal polyurethane sealants, including Nitoseal PU250 and PU400. Supplied in a convenient 250ml container, Primer 21 is ideal for smaller jobs or touch up applications. It promotes excellent adhesion to dry, clean concrete surfaces and is not recommended for areas subject to long term dampness or permanent
