Comprehensive side-by-side analysis of efficiency ratings, specifications, and performance metrics
Head to Head
Optia
NST Sogno Eli 8-22 M
NST • 80.3%
Both Boilers
Available FREE through ECO4 scheme
NST Sogno Eli 8-22 M offers superior efficiency at 80.3%, making it the better choice for long-term savings.
Both NST Sogno Eli 8-22 M and Optia FF40 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
