Hard ABS plastic5" (125 mm) diameterBlast gate in fitting allows shut off of unneeded lines Use blast gates with a dust extraction set up to shut off the air flow to lines that are not required, therefore maximising the airflow from the line that is needed. Hard plastic blast gate outlets are 5" (125 mm). For those wishing to know the internal and external dimensions for connecting to existing machines or other setups internal 119 mm to external 124 mm taper making it ideal for 5" hose. Remember to always have at least one line open at all times and position the blast gate so it slides sideways, rather than up and down, so the vibrations do not close it during use. - Hard ABS plastic5" (125 mm) diameter - Blast gate in fitting allows shut off of unneeded lines
