Comprehensive side-by-side analysis of efficiency ratings, specifications, and performance metrics
Grandee
Head to Head
ICI Caldaie Solar C25
ICI Caldaie • 89.1%
Both Boilers
Available FREE through ECO4 scheme
ICI Caldaie Solar C25 leads with 89.1% efficiency, providing better performance and energy savings.
Both Grandee GCCF 15/23 and ICI Caldaie Solar C25 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
