Spiral Heat Exchangers Spiral heat exchangers | Sondex/Danfoss Spiral heat exchangers | Sondex/Danfoss Spiral heat exchangers from Sondex/Danfoss are designed to provide efficient thermal transfer in a compact and robust form. These exchangers feature a unique spiral design that allows for a high heat transfer coefficient and minimal fouling, making them ideal for handling challenging fluids with high viscosities or particulate content. The spiral... View