Underfloor heating is dust free, maintenance free and keeps you warm from head to toe 

SunRay is one of South Australia's most trusted names in underfloor heating.
We offer a quality product, expert installation and friendly after-sales service. 

20 Year Manufacturers Warranty
30 Year Experience
A-Class Electricians

Show us your plans so we can get started

To show us building plans, please click below to email us directly. For all general enquiries, please fill in the form below or call us on 8396 5617.

Find out more

Radiant In-Slab Floor Heating
Radiant In-Screed Floor Heating
Devimat Super Thin Floor Heating
Hydrinic Floor and Radiator Heating
Devicell Dry Timber Floor Heating
Under Wood Floor Heating
Electric Radiant Ceiling Heating
Slimline Electric Radiant Heating Panels
Electric Radiant Heating Cassettes
Gas Overhead Radiant Tube Heating

We have been serving customers in South Australia for over 30 years.

Sunray Van
Quotation Marks

“We're very happy with the performance of our system. Thank you for your help and generosity with the selection, supply and installation of the heat pump and tank. We recommend SunRay to anyone!”

- Tim B, Underfloor Heating -

Quotation Marks

“Great quality of service. SunRay was friendly, professional and clean. Installation was completed within the time frame and budget quoted. Thank you to the team at SunRay.”

- Soren B, Radiator Heating -

Why choose us

SunRay is the South Australian distributor and installer of the DEVI range of electric radiant heating products. The Danish company DEVI has been involved in the heating industry since 1942, is the most respected name in electric underfloor heating, and the global leader in the industry. The DEVI product line includes a comprehensive range of heating cables and controls which are made to Australian standards, with the heating cables carrying a 20 year warranty.

We are a specialist and premium-quality radiant heating company installing systems which are safe, silent, odourless, economical and inexpensive, with no maintenance required. Individual electronic room thermostat controls and timers provide optimum comfort and efficiency. We have heating solutions for any application: domestic and commercial, single and multi-storey, for existing buildings or when building or renovating.