Comprehensive side-by-side analysis of efficiency ratings, specifications, and performance metrics
Head to Head
Grandee
Fontecal Corolla 30 A
Fontecal • 90.0%
Both Boilers
Available FREE through ECO4 scheme
Fontecal Corolla 30 A offers superior efficiency at 90.0%, making it the better choice for long-term savings.
Both Fontecal Corolla 30 A and Grandee GCCF 15/23 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
