Comprehensive side-by-side analysis of efficiency ratings, specifications, and performance metrics
Head to Head
Boulter
ATAG A320S X
ATAG • 89.8%
Both Boilers
Available FREE through ECO4 scheme
ATAG A320S X offers superior efficiency at 89.8%, making it the better choice for long-term savings.
Both ATAG A320S X and Boulter Bonus 65/90A 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
