Megasize. Megafast. Megaflo.

Designed for the most demanding applications, whether it is a big house, large commercial premises or public buildings, there is a Megaflo that offers large scale commercial volumes, heat recovery and flow rates to satisfy your every demand.  From 400 Litres up to a massive 2,500 Litres storage capacity, our commercial calorifiers are available in indirect and twin coil solar variants, with approved 10 bar working pressures and industry leading heat recovery times. For information on our domestic range of unvented cylinders, please view our Unvented Cylinders range.

megaflo offer

Related Information
how to buy
How to buy
At Heatrae Sadia we understand that you should never put a price on comfort. Our products are designed with the highest quality of materials and we lead the market with our engineering expertise. Whilst we don't sell our products direct to the trade, we are the only leading manufacturer to have our entire product range stocked by all the leading merchants.
Buy a product
spec pro
Spec Pro
SpecPro is our product selection tool for specifiers of heating and hot water products to help choose the most suitable Heatrae Sadia and Megaflo products to suit any requirements.
Download the tool
BIM library
BIM library
BIM (building information modelling) files are available to download for all Heatrae Sadia and Megaflo products in one easy-to-use library resource so specifiers and engineers can easily select and retrieve product requirements.
Download BIM files

Our factory compliance standards

Engineered in Britain.

Trusted worldwide.