4" OD Self-Cleaning Anti-Clog Blast Gates for Dust Collection Systems - Durable PVC Material for Woodworking & Workshop Dust Control

• Has a gate that slides completely through the housing which is self cleaning and eliminates chip build up
• Both openings are 1.25" long and taper from 3.85" to 4" and will fit 4" flexible hose or tapered dust fittings
• Made from strong 1/8" thick abrasion resistant ABS plastic that will withstand abrasive nature of sawdust and wood chips
• Inside is smooth to allow maximum airflow
• Built-in stop to prevent sliding plate from coming out of housing

Available in packs of 1, 2, 4, or 6.

WARNING: Cancer and Reproductive Harm -