Head to head
Heatrae Sadia Megaflo Eco 170 vs Telford Tempest 300 Indirect
The Heatrae Sadia Megaflo Eco 170 is a indirect unvented hot water cylinder, 170 litres. The Telford Tempest 300 Indirect is a indirect unvented hot water cylinder, 300 litres.
Last reviewed 13 September 2026
Specifications side by side
| Heatrae Sadia Megaflo Eco 170 | Telford Tempest 300 Indirect | |
|---|---|---|
| Capacity | 170 litres | 300 litres |
| Dimensions | 1384 x 579 x 600 mm (H x W x D) | 1750 mm high x 580 mm diameter |
| Immersion heater | 3kW incoloy immersion, back-up | 3kW, 240V single phase, included |
| Warranty | Lifetime guarantee in domestic installations | Lifetime guarantee on the body with annual service, 2 year component guarantee |
| Heat-up time | 22 minutes (15 L/min recovery, 15C to 60C) | - |
| Max inlet pressure | 1.6 MPa (16 bar) | - |
| Weight | - | 61 kg |
| Material | - | 2304 duplex stainless steel |
| Relief valve setting | - | 7 bar / 90C |
Sources: Heatrae Sadia Megaflo Eco 170, Telford Tempest 300 Indirect. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Megaflo Eco 170 if...
A 170 litre indirect unvented cylinder from Heatrae Sadia's Megaflo Eco range, one of the most fitted cylinder brands in the UK. It reheats in about 22 minutes at a 15 litre/min flow rate and carries a lifetime guarantee in a domestic installation.
Full Megaflo Eco 170 specifications →Buy or hire the Tempest 300 Indirect if...
A 300 litre indirect cylinder for a larger household or a property with high simultaneous hot water demand, part of Telford's Tempest range. Like the smaller direct model it carries a lifetime body guarantee when serviced annually.
Full Tempest 300 Indirect specifications →Common questions
What is the difference between the Heatrae Sadia Megaflo Eco 170 and the Telford Tempest 300 Indirect?
The Heatrae Sadia Megaflo Eco 170 is a indirect unvented hot water cylinder, 170 litres; the Telford Tempest 300 Indirect is a indirect unvented hot water cylinder, 300 litres.
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