To Crush the Extinguisher (DT =D/3) at perpendicularly to longitudinal axis & at midpoint,and then check for the cracks or leaks by filling water and pressurizing to test pressure. Specification : Standard : IS 15683:2006 Clause No. : 9.2.3 Operating Range : Extinguishers up to 12 kg. Dimension ( L x W x H ) : approx. 800 x 400 x 2000 mm Weight: approx. 120 kg Model No : SSEPL/TE 15683 / CR /