Ferroli Optimax 25 C LPG vs Boxer C28 28kW Combi Boiler

Detailed side-by-side comparison of efficiency ratings, specifications, and performance

Ferroli Optimax 25 C LPG

Ferroli

90.3%

Boxer C28 28kW Combi Boiler

Boxer

78.9%

Efficiency & Performance

90.3%

78.9%

24.7 - 24.7

24.3 - 24.3

LPG

Gas

Combi

Technical Specifications

Room-Sealed

Condensing

Non-Condensing

Fan Assisted

2004 - 2008

2002 - current

Cost & Savings

£200-£400

£50-£200

Free (ECO4)

Comparison Summary

Efficiency Winner

Ferroli Optimax 25 C LPG

Best Value

Both boilers are available free through the ECO4 scheme

Ready to Get Your Free Boiler?

Both Ferroli Optimax 25 C LPG and Boxer C28 28kW Combi Boiler are available free through the ECO4 scheme. Check your eligibility and apply today.