8644 Saddle Threshold – 4″ Wide x 1/4″ High

Zero 8644A / 8644BK Commercial Saddle Threshold, ADA Compliant, 4" W x 1/4" H Zero thresholds are designed to stand up to the demands of heavy-traffic openings and those with extreme temperature differentials. The heavy-gauge material allows you to drill and screw our thresholds directly into concrete without the difficulties common when using lighter commercial materials, such as buckling under heavy loads or loose screws. #10 x 1-1/2" wood screws provided Fire-Rated-UL10C ADA Accessible