The Rotor Sight Glass, used on the ALGAE-X Mobile Tank Cleaners, is a useful optional addition to confirm the movement of fuel and nature of flow through the hose or pipe while cleaning tanks.

Available in four sizes:

• RG-0.50 -- Rotor Sight Glass 118P 0.5 -- 1/2" NPT

• RG-0.75 -- Rotor Sight Glass 118P .075 -- 3/4" NPT

• RG-1.0 -- Rotor Sight Glass 118P 1.0 -- 1" NPT

• RG-1.25 -- Rotor Sight Glass 118P 1.25 -- 1 1/4" NPT