used Grundfos central heating pump - thoroughly cleaned and works as iit should. The UPS3 Circulation Pump by Grundfos is a high-quality alternative for 15-50/65 pumps, designed with a 15-60/130 head and 6m range. Made from durable brass material, this pump is efficient and reliable for circulating hot water in plumbing systems. With its strong brand reputation and superior craftsmanship, the UPS3 Circulation Pump is a top choice for home plumbing needs.
eBay