DTech Products offers PTFE / PFA / PVDF / FEP lined double window sight glass/sight flow indicator. All products are fully lined with either PTFE, FEP, PFA depending on application. MS / SS 304 / SS 316 is also available. Both the glasses are bolted with the body. Fluids can be viewed from either top or bottom side. Our sight glass has Pressure resistance, Sturdy built, corrosion resistance, Durable. We do manufacturing, exporting and Supplying PFA / PVDF / FEP Lined Double Window Type Sight Glass in various grade of Teflon lining to suit temperature application in Flanged End Connection.