SWR Pipes are generally made as per IS:13592. The said pipes require standard quality sealing products for leak proof performance.

Material : TPE

75 mm SWR Ring Tight Fit (D1) = T-21
75 mm SWR Ring Tight Fit (D2) = T-21
90 mm SWR Ring Tight Fit (D1) = T-34
90 mm SWR Ring Tight Fit (D2) = T-34
110 mm SWR Ring Tight Fit (D1) = T-26
160 mm SWR Ring Tight Fit (D1) = T-33