Custom Building Products SpeedSet 25 lb. White Fortified Thinset Mortar
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The SpeedSet White 25 lb. Fortified Thin-Set Mortar is a quick-setting, polymer-modified mortar. SpeedSet is excellent for commercial use and cold temperature installations, as well as small residential jobs and repairs. Its quick-curing properties allow for grouting in as little as 3 hours and light traffic in 4 hours.