Domestic Cylinders

McCallum water Heating have a wide range of domestic cylinders that will cater for every application from 90 to 500litres.

Manufactured to BS EN 12897.

Our Stainless Steel range uses the very latest high specification Duplex to resist all forms of corrosion whilst it's high mechanical strength gives it the strength for long life and allows factory testing of 12bar, four times it's 3 bar max working pressure.

Metal clad insulation (50mm polyurethane) is CFC/HCFC free fire retardant with an ozone depletion of zero (ODP ZERO) and global warming potential (GWP) of 1. Test have shown astonishingly low levels of heat loss.

Direct Stainless Steel

90litres to 500litres
Available for both Vented and Unvented applications
Supplied with both off-peak and on-peak immersion heaters..
Supplied with full BBA unvented kit when required.
Ultimate lightweight answer for electric hot water

Indirect Stainless steel

90litres to 500litres
The indirect range has high effciency corrugated tube coils to ensure faster re-heat times.
Available for both Vented and Unvented applications
Supplied with back-up immersion heater(s).

Solar Direct Stainless Steel

90litres to 500litres
Available for both Vented and Unvented applications
Solar coil is manufactured form high effciency corrugated tube coils to ensure faster re-heat times.
Dedacated solar area to promote stratification
Supplied with both off-peak and on-peak immersion heaters..
Supplied with full BBA unvented kit when required.

Solar Indirect Stainless Steel

90litres to 500litres
Available for both Vented and Unvented applications
Twin coils are both manufactured form high effciency corrugated tube coils to ensure faster re-heat times.
Dedacated solar area to promote stratification
Supplied back-up immersion heaters.
Supplied with full BBA unvented kit when required.

Horizontal Range

90litres to 500litres
Direct, Indirect & Solar applications
Available for both Vented and Unvented applications
Super slim 475mm OD
Supplied back-up immersion heaters..
Supplied with full BBA unvented kit when required

Supplied with all the quality fittings you need

Immersion heater (s)
2 Part Zone Valve (indirect)
Wiring Centre (Indirect)
Dual Thermostat (Indiect)
Inlet control set set @ 3BAR (Unvented)
Temperature and pressure relief valve (Unvented)
Expansion vessel and connection hose (Unvented)