01386 800723 Call our bathroom experts between 8.00am - 9.00pm

Heatrae Sadia Megaflo HE Unvented Direct Water Heater DD170HE

Code: PWHS0040

Megaflo HE is widely recognised as the brand leader in unvented domestic water heating offering levels of performance that are quite simply unrivalled by the competition. Whether it's a single bedsit, a luxury family home or a busy sports club shower complex, Megaflo ensures a constant supply of high power hot water; day in and day out, year after year. Brand leading domestic unvented water heating from 70 to 300 Litre.

In addition to the basic advantages of unvented systems, NEW high efficiency Megaflo HE offers a number of features that place it well ahead of the competition in terms of performance, quality and reliability.

The NEW high efficiency Megaflo HE now boasts numerous innovative features designed to ensure superior levels of operating efficiency, delivering even more hot water – just when you need it!

Thanks to the high-performance ‘coil in coil’ heat exchanger; more hot water is available quicker than ever before.

Which unit to use?

Type of Property Direct Litres
Bedsit D70HE 70
1 Bed 1 Bath+Shower DD125HE/DD145HE 125 / 145
2 Bed 1 Bath+Shower DD145HE/DD170HE 145 / 170
3 Bed 1 Bath+Shower DD210HE 210
4 Bed 1 Bath+Shower DD210HE 210
4/5 Bed 2 Bath+Shower DD250HE 250
4/5 Bed 3 Bath+Shower DD300HE 300
Light commercial usage DDD250HE/DDD300HE 250 / 300
Other Commercial uses DDD250HE/DDD300HE 250 / 300

D = One element
DD = Two elements
DDD = Three elements

  • Internal air-gap with patented floating baffle
  • Strong, Duplex stainless steel construction
  • High performannce 'coil-in-coil' heat exchanger
  • No sacrificial anode (eliminates need for annual inspection)
  • Appliance-like plastic-coated outer case
  • Patented cold water inlet diffuser minimises mixing of cold and hot water
  • Water inlet controls increase flow rates by up to 35%
  • Improved performance even at 1 bar
  • Every unit tested to 15 bar (217psi)
  • 25-year transferable cylinder guarantee
  • 5-year guarantee on the coldwater control valve
  • 2-year gurantee on all other components
  • ½" temperature and pressure relief valve
Manufacturer Part Number 178553

Add your
own review

There are currently no reviews for this product.

Please use the button to the right add a review.


£799.97 (Inc. VAT)

Hurry! Less than 5 in stock 

Buy two or more products for guaranteed multi-buy savings

Free Delivery on this item

Other bestsellers...

Hydrolux Walk In Shower Enclosure 6mm Enter Right Hand
Triton AS2000XT Aqua Sensation Thermostatic Power Shower
Ceramica Naples Bathroom Suite 1 Taphole with Short Projection Toilet
Hydrolux 900mm Quadrant Shower Enclosure 8mm Glass with Tray

We use cookies to ensure that we give you the best experience on our website. If you continue without changing your settings, we'll assume that you are happy to receive all cookies on our website. However, if you would like to, you can change your cookie settings at any time. To find out more about how we use cookies please view our Cookie Policy

Accept and Continue