Comprehensive side-by-side analysis of efficiency ratings, specifications, and performance metrics
Grandee
Head to Head
Mikrofill Ethos 54C
Mikrofill • 89.0%
Both Boilers
Available FREE through ECO4 scheme
Mikrofill Ethos 54C leads with 89.0% efficiency, providing better performance and energy savings.
Both Grandee GCCF 15/23 and Mikrofill Ethos 54C 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
