Application of intumescent mastic around fire door frames (https://www.astroflame.com/intumescent_mastic.html). This combined fire and acoustic rated sealant performs two functions with in one application.
Post time: Feb-25-2017
Application of intumescent mastic around fire door frames (https://www.astroflame.com/intumescent_mastic.html). This combined fire and acoustic rated sealant performs two functions with in one application.