Main Heat exchangers can be split into two types: primary and secondary. The primary is installed on almost all boilers and is sometimes referred to as the main heat exchanger or heat engine. The secondary heat exchanger allows the transfer of heat between two closed systems.

Brand Name	Main
Colour	N/A
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Manufacturer Model No	5111377
Wear Type	N/A
Type	Heat Exchanger
Certifications Met	N/A
Country of Origin	N/A
Protects From	N/A
Waterproof	N/A
Number of Pockets	N/A
Waist Size	ad52cg11gu
Supplier Part Number	5111377