POLYWARM PWB

Buffer Cylinder - 500 to 3000 Litres

Seven models providing storage capacities ranging from 500 to 3000 litres. The Polywarm PWB calorifiers are manufactured from carbon steel with a patented WRAS approved internal liner. The units are in compliance with ErP-Eco Design Requirements for Energy Related Products.

Key features at a glance

Economic

One of the most cost effective products on the market.

Maximum heat retention

Extremely low standby heat loss as low as 2.6 kW/24hr.

Large connections

Large connections on the cylinder which reduces the pressure drop within the unit.

Immersion heater option

Availability of an optional immersion element.

Technical Information

Polywarm PWB	Model	500	800	1000	1500	2000	2500	3000
Storage capacity	Litres	500	791	1010	1442	1947	2310	2916
Max. operating pressure	bar	6	6	6	6	6	6	6
Max operating temperature	°C	95	95	95	95	95	95	95
Standby heat loss (DHW temperature 65°C)	kW/24hr	2.6	2.9	3.2	3.9	4.3	-	-
Energy class		C	C	C	C	C	N/A	N/A
Weight empty/full	kg	102/602	157/948	185/1192	233/1675	352/2326	388/2698	429/3345