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HG Series 250 Litre Unvented Super Cylinder (HG250A6)

£2,201.44 incl. tax
£1,834.53 excl. tax

Upgrade to 75mm Insulation (150-250L Models Only)

Temporarily unavailable

Upgrade to 28mm Combined Control Group

Temporarily unavailable

Upgrade to ¾” TPRV & 22 x 28mm Tundish

Temporarily unavailable

Upgrade to Add Carry Handles

Temporarily unavailable

Available on back-order

Description

HG Series 250 Litre Unvented Super Cylinder (HG250A6)

The HG Series, designed by heating experts Heat Geek, is designed to deliver superior hot water solutions for modern homes. Whether you’re upgrading your existing system or installing a new one, the HG250A6 offers unparalleled reliability and energy savings, making it the most efficient hot water cylinder available in the UK.

This cylinder is built to order. Contact us for a lead time, and please note that any upgrades may extend the production timeline.

Plus, enjoy free shipping on this item to England & Wales only!

Product Specification:

Volume excluding coil volume: 231 L
Dimensions Before Insulation & Casing: 1690 x 450mm
Coil Surface Area/ Connection Size: 6.0m² / 1”F BSP
Coil Flow Connection Height (from base): 1290mm
Insulation Thickness: 50mm
Dimensions Including Insulation & Casing: 1740 x 550mm
Standing Heat Loss: 2.15 kWh/24h (ErP Rating: C)
Pressurisation Description: Unvented
Heat Input Description: Single coil
Manufacturing Material: 1.0mm Duplex SS for 375mm & 450mm units / 1.5mm 316L SS for 500mm & 600mm diameter units
Orientation: Vertical
Product Type: Cylinder
Normal Working Pressure: 3.0 Bar
Maximum Working Pressure: 6.0 Bar
Test Pressure: 9.0 Bar
Cold Mains Inlet: 1”F BSP (with internal 35mm diffuser tube – no side holes, open ended, not flared)
Hot Mains Outlet: 1″F BSP
Heat Input Coil: Surface area varies – See Models Specification.

Bottom lap is stretched down into base.

Controls: 2x ½”F BSP Connections With Fitted 10mm Dry Pockets (one positioned at 500mm up, one at high level)
Secondary Return Connection: 22mm compression
TPRV Connection: ¾”F BSP
Drain Valve Connection: ½”F BSP
Immersion Heater Boss(es): 1x 1¾”F BSP (positioned at 500mm up)
Carrying Handles: Available as optional upgrade only.

In case body – 2 at high level, 2 at low level, each pair spaced approx. 90° apart (centred opposite the coil connections for balance)

Control Mounting Plate (to accommodate
controls/ literature):
320 x 230mm (landscape orientation)
Connection Positions: As per diagram on page 6 of data sheet.
Finish: Metallic silver case
Labels: HG-branded data label, HG logo sticker, JTE sticker. Supplied Loose
Components:
  •  Thermostat Pockets x 2
  • ½” 7 bar Temperature & Pressure Relief Valve with ½”x¾” bush (If the heat source is a 45kW+ boiler, a ¾” TPRV should be fitted)
  • 15 x 22mm Tundish
  • ½” Drain Valve
  • 3kW Immersion Heater
  • 22mm Combined inlet group: 3 bar PRV, Check Valve & ½” 6 bar ERV (standard for all models)
  • A suitably sized IMI Expansion Vessel
  • 28mm Combined inlet group: 3 bar PRV, Check Valve & ½” 6 bar ERV (available as an upgrade for all models)

For more information, click here to view the data sheet.

Additional information

Weight 69 kg
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