Home & living
Whspr
Whspr
A quiet hybrid heat pump for existing Dutch terraced houses that works with the home's gas boiler.
Rotterdam, the Netherlands. Founded by Hans Cool and Hugo Huis in 't Veld.
Red Dot Design Award and KVK Innovatie Top 100 in 2026; first commercial installations planned from late 2026.
Written by our editors from public sources, linked in our story. Not a paid placement. Founders can request a correction.