Heat Exchanger Specifications
Diameter:  76 mm (3")

Length (including fittings):

Model 1A   200mm (8")
 
Model 2A   235mm (9¼")

Model 2B   235mm (9¼")

Model 3A   235mm (9¼")

Hot water unit           200mm (8")

Storage Units:

STA1    300mm (12")
STA2    600mm (24")

Material:  100% copper 

Weight:        Shower unit   1.25kg  (2.6lb)  
                     Hot water unit  1.8kg  (3.9lb)
Fitting sizes:  Engine  16 mm (5/8")              
                    Freshwater  10mm (3/8")     
Test pressures:   Engine coolant container   25 psi
                        Fresh water heater line   100 psi