Model：L1PB20-B1810 （Comfortable and popular）

feature：

1. stable quality, leading sales

2. high lifter water pump

3. diamond coated water pump rotating shaft

4. delivering whole house heating, covering an area of 60~200㎡ and domestic 10/11/12/13/14L hot water heating per minute

Fuel Source：Natural gas

Rate Gas pressure（Pa）：2000

maximum heat input（Kw）：20

maximum heat output（Kw）：18

Minimum heat input（Kw）：8

Minimum heat output（Kw)：7

Efficiency：Second Grade

Model：L1PBD20-T1810S（Environmental protection and low nitrogen boiler）

feature：

1. automatic frequency conversion, three-dimensional combustion

2. High Lifter Water Pump

3. Intelligent bath, automatic state transition 

4. delivering whole house heating, covering an area of 90~230㎡ and domestic 10/13L hot water heating per minute

Fuel Source：Natural gas

Rate Gas pressure（Pa）：2000

maximum heat input（Kw）：20

maximum heat output（Kw）：18

Minimum heat input（Kw）：8

Minimum heat output（Kw)：7

Efficiency：Second Grade

Model：L1PBD20-H2012S（condensing and low nitrogen boiler）

feature：

1.Efficient condensation, energy saving and high-efficiency

2. automatic frequency conversion, three-dimensional combustion

3. Top-notch premixed burner technology 

4. delivering whole house heating, covering an area of 90~230㎡ and domestic 12/15L hot water heating per minute

Fuel Source：Natural gas

Rate Gas pressure（Pa）：2000

maximum heat input（Kw）：20

maximum heat output（Kw）：19

Minimum heat input（Kw）：8

Minimum heat output（Kw)：7.4

Efficiency：First Grade