This is a Husky Central Vacuum compatible vacuum product.
This is the Utility Valve with Contact Points that can be installed into 1 7/8″ outside diameter vacuum fittings. Has low voltage contact points for use with hose that has On/Off switch. Simply run low voltage wire and connect.
To connect use a 90 degree sweep “T” part NST110 and place it inline with your vacuum pipe but do not glue to the vacuum pipe.
Low voltage only!