Comprehensive side-by-side analysis of efficiency ratings, specifications, and performance metrics
Grandee
Head to Head
ICI Caldaie Solar C31
ICI Caldaie • 88.8%
Both Boilers
Available FREE through ECO4 scheme
ICI Caldaie Solar C31 leads with 88.8% efficiency, providing better performance and energy savings.
Both Grandee GCCF 15/23 and ICI Caldaie Solar C31 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
