Megaflo Eco Slimline Direct 100L (7034082) is a compact unvented hot-water cylinder designed for homes where a standard-width cylinder may not fit. With a 491mm diameter and 100-litre nominal capacity, it provides mains-pressure hot water without requiring a pump or header tank. It comes with a 3kW titanium immersion element, specified for durability in hard-water areas.
The cylinder has 50mm of CFC-free polyurethane foam insulation and a stated standing heat loss of 1.13kWh/24h. Its internal floating baffle removes the need for an external expansion vessel. The unit is supplied with a factory-fitted temperature and pressure relief valve, 3 bar pressure-reducing valve, tundish and unvented kit.
100L Nominal Capacity
491mm Slimline Diameter
3kW Titanium Immersion
ERP Rating B
At a Glance
Cylinder Type
Direct Unvented
Mains-pressure hot water
Nominal Capacity
100 litres
27kg empty / 130kg full
Dimensions
1194 × 491mm
Height × diameter
Product Code
7034082
Megaflo Eco Slimline Direct
What Is the Megaflo Eco Slimline Direct 100L?
This direct unvented cylinder stores domestic hot water and heats it using its integrated 3kW titanium immersion element. Its slim 491mm diameter is intended for installation spaces where a standard-width cylinder may not fit. The cylinder connects to the mains water supply and is specified to deliver up to 70 litres per minute at 3 bar. Installation and commissioning should be completed by a suitably qualified and competent person in accordance with the manufacturer’s instructions and applicable regulations.
Key Features
Slimline Design
A 491mm diameter makes the cylinder suitable for spaces where a standard-width model may not fit.
Mains-Pressure Hot Water
The unvented design requires no pump or header tank and is specified for flow rates of up to 70l/min at 3 bar.
Titanium Immersion Element
One 3kW titanium immersion element is supplied as standard, with a specification suited to hard-water durability.
Internal Floating Baffle
The internal floating baffle means no external expansion vessel is required.
Insulated Construction
50mm of CFC-free polyurethane foam insulation is specified, with a standing heat loss of 1.13kWh/24h.
Supplied Safety Components
Factory-fitted components include a T&P valve, 3 bar PRV, tundish and unvented kit.
Important Installation Guidance:
Unvented hot-water cylinders must be installed and commissioned by a suitably qualified and competent person in accordance with the manufacturer’s instructions and applicable regulations. Before installation, confirm the incoming mains supply, discharge arrangements, electrical requirements, available clearances and suitability of the location. Check the manufacturer’s installation instructions for all requirements.
Key Specifications
| Brand / Range |
Megaflo Eco Slimline |
| Product Type |
Direct unvented hot-water cylinder |
| Product Code |
7034082 |
| Nominal Capacity |
100 litres |
| Height |
1194mm |
| Diameter |
491mm |
| Weight, Empty / Full |
27kg / 130kg |
| Standing Heat Loss |
1.13kWh/24h |
| Maximum Flow at 3 bar |
70l/min |
| Immersion Element |
1 × 3kW titanium element at 240V |
| Insulation |
50mm CFC-free polyurethane foam |
| Operating Pressure |
3 bar |
| Maximum Mains Pressure |
16 bar |
| ERP Rating |
B |
| Approval / Origin |
Kiwa approved; made in the UK |
Who Is This Cylinder For?
The Megaflo Eco Slimline Direct 100L is intended for homes needing a direct unvented hot-water cylinder with a narrower footprint. Its 100-litre nominal capacity and 491mm diameter may suit properties with limited installation width. Confirm the available space, hot-water demand, mains supply and electrical requirements with a qualified installer.
Frequently Asked Questions
What is the cylinder’s capacity?
Its nominal capacity is 100 litres.
How wide is the cylinder?
It has a diameter of 491mm. Its stated height is 1194mm.
Does it need a pump or header tank?
No. It is an unvented mains-pressure cylinder, so it does not require a pump or header tank.
Who should install an unvented cylinder?
A suitably qualified and competent person should install and commission it in accordance with the manufacturer’s instructions and applicable regulations.
Slimline Mains-Pressure Hot-Water Storage
The Megaflo Eco Slimline Direct 100L (7034082) combines a 100-litre nominal capacity with a 491mm diameter, a 3kW titanium immersion element and an internal floating baffle. Confirm the installation space and system requirements with a qualified installer before ordering.
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