The o-rings, washers and gaskets are used in many different places within your central heating boiler. They are used when joining pipework to different parts within your central heating system. Heat exchangers, fans and many other sections require orings, washers and gaskets to prevent the escape of gas or water .

Brand Name	Potterton
Colour	Black
Material	Nitrile
Manufacturer Model No	300506
Wear Type	N/A
Type	Washers
Certifications Met	N/A
Country of Origin	N/A
Protects From	N/A
Waterproof	N/A
Number of Pockets	N/A
Product Type	Washer
Waist Size	ad92ch94gv
Toilet Cistern Capacity	FTW