Comprehensive side-by-side analysis of efficiency ratings, specifications, and performance metrics
Firebird
Head to Head
Boulter
Firebird Boilerhouse S 120-150
Firebird • 85.6%
Both Boilers
Available FREE through ECO4 scheme
Firebird Boilerhouse S 120-150 offers superior efficiency at 85.6%, making it the better choice for long-term savings.
Both Firebird Boilerhouse S 120-150 and Boulter Bonus 65/90A 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
