REGU45 - Manometer Fluid 

22ml 

Fluid has a specific gravity of 1.00 S.G (the same as water). 

For use in all Regin ‘U’ Gauges (except for REGU30, REGU33, REGU35 & REGU40). 

Must not be used in any of the regin premier gauges or J-Gauges as it will not work.