This chat got heated as Karen Innes talked about the underfloor and in wall heating Thermogroup offers through Bathrooms By Design. Never have cold feet again... or cold towels for that matter! What are the products, how do they work and what does it cost? All that and more in this segment from Episode 3 of The Bathroom PodBathrooms by Design is a family owned and operated business with over 20 years’ experience in the bathroom industry. As experts in design we are now one of South Australia’s leading bathroom renovation specialists.