Vaillant Bypass Valve Assembly for installation in eco TEC VU (condensing), eco TEC VUI (condensing), eco TEC VUW (condensing), eco FIT VU (condensing), Guernsey/Jersey only (condensing), eco FIT VUW (condensing) and Home (condensing) appliances. The bypass valve, or flow regulator, controls the direction and flow rate of fluid in heating and plumbing systems.

Brand Name	Vaillant
Colour	string
Material	string
Manufacturer Model No	178980
Wear Type	string
Type	Bypass Valve
Certifications Met	string
Country of Origin	string
Protects From	string
Waterproof	string
Number of Pockets	string
Waist Size	aa54ch14gs