Frequently Asked Questions
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The John Guest Speedfit 12mm Female End Cap is designed to securely seal the end of 12mm John Guest Speedfit or Whale semi-rigid pipe, making it ideal for blanking off unused pipework or temporarily capping water lines during installation, maintenance or future system expansion.
Installation is quick and straightforward. Simply push the 12mm semi-rigid pipe fully into the end cap to create a secure, leak-resistant seal without the need for tools, solvent or sealants. The fitting is fully demountable, allowing it to be removed easily if the pipework is modified at a later date.
Manufactured from durable, corrosion-resistant acetal, this genuine John Guest fitting incorporates stainless steel grip teeth and an internal O-ring to provide a reliable, long-lasting connection. It is suitable for both hot and cold fresh water systems.
This end cap is used to seal the end of 12mm John Guest Speedfit or Whale semi-rigid pipe, making it ideal for blanking off unused pipework or temporarily capping water lines.
Yes. The fitting is fully demountable. Press the collet towards the fitting body and pull the pipe to release the connection.
Yes. It is suitable for 12mm John Guest Speedfit and 12mm Whale semi-rigid pipe.
No. The 12mm pipe simply pushes into the Speedfit connection. The threaded end should be installed using a suitable sealing washer or gasket where required by the application.
Can't find the answer you're looking for?
Give our technical team a call on 01271 611015 (Option 2) and we'll be happy to help.