Sustainability in Every Sip: The Thermoblock Revolution
- Roundstone Coffee
- May 1
- 1 min read
At the heart of our mission is a commitment to great sustainable coffee products. This commitment extends beyond the beans and into the very machines we sell.
Traditional espresso machines use large copper or brass boilers that stay hot all day, wasting significant electricity. Ascaso has pioneered the "Thermoblock Revolution."
Efficiency: Their stainless steel and aluminum thermoblocks heat only the water you need, reducing energy consumption by up to 50% compared to traditional boiler machines.
Freshness: Because water doesn't sit and stagnate in a boiler, every shot is pulled with fresh water from the reservoir.
Longevity: Stainless steel is naturally resistant to lime-scale buildup, meaning your machine is built for a lifetime of service, not a trip to the landfill.
Enjoying a premium espresso shouldn't come at the cost of the planet. With Ascaso, it doesn't have to. And when paired with our own Eco Roast Coffee beans, you can feel great about every sip.





Comments