Comprehensive side-by-side analysis of efficiency ratings, specifications, and performance metrics
Merlin
Head to Head
Powermax 155x
Powermax • 82.0%
Both Boilers
Available FREE through ECO4 scheme
Powermax 155x leads with 82.0% efficiency, providing better performance and energy savings.
Both Merlin 100/150 CF and Powermax 155x 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
