Specifications of Sight Glass

This sight glass is suitable for different types of refrigerant,Like R12, R22, R134a, R404a, R401A,R407 R502.

         TYPE       CONNECTION               LENGTH

          FW-1/4       1/4 × 1/4                   101MM

          FW-3/8       3/8 × 3/8                   119MM

          FW-1/2        1/2×1/2                    146MM

          FW-5/8       5/8 × 5/8                   146MM

          FW-3/4        3/4 x 3/4                   146MM

          FW-7/8       7/8 × 7/8                   173MM