Quick view Polycarbonate Tri-Clamp Sight Glass Polycarbonate Tri-Clamp Sight Glass Polycarbonate Tri-Clamp sight glasses are a great and cost effective way to add viewing ports to your system. These sight glasses are 1 piece CNC machined out of 0.25" thick sheets of polycarbonate and rated up to... CAD 50.56 Choose Options
