The Heatline expansion vessel is a product to handle the expansion of water in a boiler or hot water system due to increases in temperature. Expansion tanks typically contain a cylinder or disc which is divided inside into two compartments separated by a rubber sheet known as the diaphragm.

Brand Name	Heatline
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Manufacturer Model No	D002209497
Wear Type	string
Type	Expansion Vessels & Accessories
Certifications Met	string
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Protects From	string
Waterproof	string
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Capacity	7 L
Waist Size	aa94cb24gv