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Main 210 Litre Direct Unvented Hot Water Cylinder - 720636201 - Getplumb

Main 210 Litre Direct Unvented Hot Water Cylinder - 720636201

by Main
SKU 720636201
£531.95 - £531.95
£531.95
£531.95 - £531.95
£531.95

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The Main 210 Litre Direct Unvented Hot Water Cylinder – 720636201 is a UK-manufactured stainless steel hot water cylinder designed to provide reliable mains-pressure hot water for domestic properties. With a 210-litre capacity and two factory-fitted Incoloy 800 immersion heaters, it is well suited to larger homes and properties using direct electric heating.

The cylinder features a high-grade stainless steel inner vessel, 50mm CFC/HCFC-free polyurethane foam insulation and an 18-litre expansion vessel. With support for solar PV and off-peak electricity tariffs, the Main 210L direct unvented cylinder offers a practical hot water storage solution for properties without access to mains gas.

210 Litre Capacity Direct Unvented 2 × 3kW Incoloy 800 Immersions 25 Year Inner Vessel Warranty
Capacity
210 Litres
Immersion Heating
2 × 3.0 kW
Standing Heat Loss
2.30 kWh/24h
Operating Pressure
3.5 bar

Applications & suitability

Larger Domestic Properties

The 210-litre capacity provides substantial hot water storage for larger homes and higher domestic hot water requirements.

Properties Without Mains Gas

Direct electric immersion heating makes the cylinder suitable for properties without access to mains gas.

Solar PV Systems

Suitable for properties looking to use stored hot water alongside solar PV-generated electricity.

Off-Peak Electricity

The direct immersion configuration can be used with off-peak electricity tariffs.

Key specifications

Product Code 720636201
Type Direct Unvented
Nominal Capacity 210 Litres
Height (A) 1499 mm
Diameter Ø 550 mm cylinder / 595 mm base
Weight (Empty) 40 kg
Immersion Rating 2 × 3.0 kW @ 240V
Heat-Up Time 215 mins
Standing Heat Loss 2.30 kWh/24h
ErP Energy Rating C
Operating Pressure 3.5 bar
Expansion Vessel 18 Litre (Supplied)
Connections 22mm Compression / ¾" BSP
Warranty 25 Years Inner Vessel / 1 Year Parts & Labour

Installation & compatibility

The Main 210 Litre Direct Unvented Cylinder is supplied with an 18-litre expansion vessel, T&P relief valve, pressure reducing valve and factory-fitted controls. It uses 22mm compression / ¾" BSP connections and operates at up to 3.5 bar. The cylinder is suitable for direct electric heating and can be used with solar PV systems and off-peak electricity tariffs. Installation should follow the manufacturer's requirements and applicable unvented hot water system regulations.

Design & performance benefits

Dual Incoloy 800 Immersion Heaters

Two factory-fitted 3.0kW Incoloy 800 alloy immersion heaters provide direct electric heating at 240V.

Stainless Steel Inner Vessel

The high-grade stainless steel inner vessel is pressure tested to 15 bar.

50mm Polyurethane Insulation

Factory-injected 50mm CFC/HCFC-free polyurethane foam insulation helps minimise heat loss.

Rapid Recovery

The supplied specification provides a 215-minute heat-up time for the 210-litre cylinder.

Additional installation features

18 Litre Expansion Vessel

An 18-litre expansion vessel is supplied as part of the cylinder package.

Factory-Fitted Controls

Factory-fitted controls are supplied with the cylinder for the direct unvented system.

KIWA & G3 Compliance

KIWA approved and specified as compliant with Building Regulation G3, with CE marking.

Ideal for

Larger Homes

The 210-litre storage capacity is suited to larger domestic hot water requirements.

No Mains Gas Properties

Direct electric immersion heating provides a hot water option for properties without mains gas access.

Solar PV Installations

Suitable for hot water systems incorporating solar PV electricity generation.

Off-Peak Tariffs

The direct electric configuration is suitable for properties using off-peak electricity tariffs.

The Main 210 Litre Direct Unvented Hot Water Cylinder – 720636201 combines 210-litre mains-pressure hot water storage with two 3.0kW Incoloy 800 immersion heaters, 50mm polyurethane insulation and an 18-litre expansion vessel. With a stainless steel inner vessel, KIWA approval, G3 compliance and a 25-year inner vessel warranty, it provides a practical direct unvented hot water solution for larger domestic properties.

Specifications

BrandMain
Part Number720636201
Capacity210 litres
Height1499mm
Diameter550mm
Weight (empty)40kg
Weight (full)250kg
Standing Loss96W
ErP Energy ClassC
Power240V
ModesElectric Immersion Heating (Dual Element – Off-Peak / Boost Mode)
MountingFloor mounted
FinishWhite thermoplastic / coated steel
DimensionsH 1499 × Ø 550 mm
Warranty25 years inner vessel, 1 year parts & labour

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