Comprehensive side-by-side analysis of efficiency ratings, specifications, and performance metrics
ATAG
Head to Head
Baxi Potterton
Baxi Potterton Potterton Promax 15 HE
Baxi Potterton • 89.4%
Both Boilers
Available FREE through ECO4 scheme
Baxi Potterton Potterton Promax 15 HE leads with 89.4% efficiency, providing better performance and energy savings.
Both ATAG A203C and Baxi Potterton Potterton Promax 15 HE 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
