3-1/2 pulg. Sujetador de plástico para mampostería
The 3-1/2 in. Plasti-Grip Plastic Masonry Fastener (PMF) is used to attach 1-1/2 in. rigid insulation or mineral wool to concrete or CMU block. Simply pre-drill a 5/16 in. Thermally efficient plastic design resists rust and corrosion.