Comprehensive side-by-side analysis of efficiency ratings, specifications, and performance metrics
Head to Head
Worcester
Potterton Assure 13 Heat
Potterton • 89.1%
Both Boilers
Available FREE through ECO4 scheme
Potterton Assure 13 Heat offers superior efficiency at 89.1%, making it the better choice for long-term savings.
Both Potterton Assure 13 Heat and Worcester 15 CBi RSF are available at no cost through the government ECO4 scheme. Take the next step today.
✓ Government Approved Scheme ✓ No Hidden Costs ✓ Professional Installation ✓ Energy Efficient
