UK Boiler Manufacturers By Efficiency

Viessmann

4.7/5

Average Price

£1,550

Efficiency

95.7%

Key Info:

Warranty:

10.2 years

Reliability:

4.8/5

Features:

High Efficiency Models

Smart Control Compatible

Extended Warranty Options

22 Boiler Models

Atag

4.5/5

Average Price

£1,600

Efficiency

95.5%

Key Info:

Warranty:

10.5 years

Reliability:

4.6/5

Features:

High Efficiency Models

Smart Control Compatible

Extended Warranty Options

12 Boiler Models

Vaillant

4.5/5

Average Price

£1,450

Efficiency

94.7%

Key Info:

Warranty:

9.8 years

Reliability:

4.6/5

Features:

High Efficiency Models

Smart Control Compatible

Extended Warranty Options

25 Boiler Models

Buderus

4.4/5

Average Price

£1,500

Efficiency

94.5%

Key Info:

Warranty:

10.0 years

Reliability:

4.5/5

Features:

High Efficiency Models

Smart Control Compatible

Extended Warranty Options

15 Boiler Models

Worcester Bosch

4.8/5

Average Price

£1,350

Efficiency

94.3%

Key Info:

Warranty:

9.5 years

Reliability:

4.7/5

Features:

High Efficiency Models

Smart Control Compatible

Extended Warranty Options

35 Boiler Models

Broag Remeha

4.3/5

Average Price

£1,300

Efficiency

94.0%

Key Info:

Warranty:

8.0 years

Reliability:

4.3/5

Features:

High Efficiency Models

Smart Control Compatible

Extended Warranty Options

22 Boiler Models

Keston

4.1/5

Average Price

£1,200

Efficiency

94.0%

Key Info:

Warranty:

7.0 years

Reliability:

4.2/5

Features:

High Efficiency Models

Smart Control Compatible

10 Boiler Models

Potterton

4.3/5

Average Price

£1,100

Efficiency

93.8%

Key Info:

Warranty:

8.5 years

Reliability:

4.4/5

Features:

Smart Control Compatible

Extended Warranty Options

25 Boiler Models

Ideal

4.0/5

Average Price

£875

Efficiency

93.8%

Key Info:

Warranty:

8.2 years

Reliability:

4.1/5

Features:

Smart Control Compatible

Extended Warranty Options

20 Boiler Models

Saunier Duval

4.2/5

Average Price

£1,000

Efficiency

93.5%

Key Info:

Warranty:

8.0 years

Reliability:

4.3/5

Features:

Smart Control Compatible

Extended Warranty Options

18 Boiler Models

Alpha

4.1/5

Average Price

£950

Efficiency

93.5%

Key Info:

Warranty:

7.0 years

Reliability:

4.2/5

Features:

Smart Control Compatible

20 Boiler Models

Glow Worm

4.2/5

Average Price

£950

Efficiency

93.2%

Key Info:

Warranty:

7.0 years

Reliability:

4.2/5

Features:

Smart Control Compatible

22 Boiler Models

Baxi

4.2/5

Average Price

£950

Efficiency

93.1%

Key Info:

Warranty:

7.5 years

Reliability:

4.3/5

Features:

Smart Control Compatible

28 Boiler Models

Vokera

4.1/5

Average Price

£950

Efficiency

93.0%

Key Info:

Warranty:

7.5 years

Reliability:

4.2/5

Features:

Smart Control Compatible

20 Boiler Models

Ariston

4.1/5

Average Price

£1,100

Efficiency

93.0%

Key Info:

Warranty:

7.5 years

Reliability:

4.2/5

Features:

Smart Control Compatible

25 Boiler Models

Biasi

3.9/5

Average Price

£900

Efficiency

92.8%

Key Info:

Warranty:

6.5 years

Reliability:

4.0/5

Features:

Smart Control Compatible

18 Boiler Models

Heatline

3.8/5

Average Price

£900

Efficiency

92.8%

Key Info:

Warranty:

6.0 years

Reliability:

4.0/5

Features:

Smart Control Compatible

14 Boiler Models

Zanussi

4.0/5

Average Price

£900

Efficiency

92.5%

Key Info:

Warranty:

7.0 years

Reliability:

4.1/5

Features:

Smart Control Compatible

15 Boiler Models

Ferroli

4.0/5

Average Price

£1,000

Efficiency

92.5%

Key Info:

Warranty:

7.0 years

Reliability:

4.1/5

Features:

Smart Control Compatible

20 Boiler Models

Glen Dimplex

4.0/5

Average Price

£1,400

Efficiency

92.0%

Key Info:

Warranty:

6.5 years

Reliability:

4.1/5

Features:

Smart Control Compatible

16 Boiler Models

Ravenheat

3.9/5

Average Price

£850

Efficiency

92.0%

Key Info:

Warranty:

6.5 years

Reliability:

4.0/5

Features:

12 Boiler Models

Grant

4.2/5

Average Price

£1,300

Efficiency

91.5%

Key Info:

Warranty:

7.5 years

Reliability:

4.3/5

Features:

18 Boiler Models