SPRAYSEAL-HT: For greater temperature resistance, we offer SPRAYSEAL-HT. Applied by spray, brush or roller, it is suitable for pore sizes 0-0.1mm. Temperature resistant between -40/500ºC continuous. This sealer does not air dry but requires curing within one hour of application at 250ºC for 3 hours. We supply in 1 litre and 5 litre tins.
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