3M DT400 - Fire Barrier Putty Sleeve Kit Dt 400 4 in Round 7000145570 JS Stiff fiber backing and a

Stiff fiber backing and a strong resin bond lend this disc long life and tear-resistance

This powerful finishing tool features Soft-Start technology to avoid kickback when starting the tool

When purchased in 1/2 in (12

Interchangeable cartridge trays and plungers for quick exchange and use with other cartridge ratios

3M DT400 - Fire Barrier Putty Sleeve Kit Dt 400 4 in Round 7000145570 JS Stiff fiber backing and a3M Fire Barrier Putty Sleeve Kit, DT 400, round, 4 in (10. 2 cm) The 3M Fire Barrier Putty Sleeve Kit DT 400 allows for both new and retrofit data and telecom cable firestop installations It features a 4 inch diameter by 12 inch length sleeve (101. 6 mm x 304. 8 mm). Product Information Brand 3M Part # 7000145570 Fire Rating 4 Hour Origin Country USA Product Type Fire Barriers Size 4 Inch Product Information Blank sleeve (0% cable fill) accommodates