Frequently Asked Questions
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The John Guest Speedfit 15mm Male to 1/2" Hose Barb Stem Connector is designed to connect a 15mm push-fit fitting to 1/2" (12.7mm) flexible water hose. It is ideal for fresh water plumbing systems in caravans, motorhomes, campervans, boats and horseboxes where flexible hose is preferred.
Installation is quick and straightforward. Simply push the 15mm male stem into a compatible 15mm push-fit fitting, then push the 1/2" flexible hose onto the barbed tail and secure it with a suitable hose clip. The push-fit connection provides a secure, leak-resistant seal, while the hose barb creates a reliable connection to flexible hose.
Manufactured from durable, corrosion-resistant acetal, this genuine John Guest fitting is suitable for both hot and cold fresh water systems. The push-fit connection is fully demountable, allowing the fitting to be removed easily for servicing or future modifications.
This connector allows you to join a 15mm push-fit fitting to 1/2" (12.7mm) flexible water hose, making it ideal for adapting between rigid and flexible plumbing systems.
The barbed tail is designed for 1/2" (12.7mm) internal diameter flexible water hose. We recommend securing the hose with a suitable hose clip.
Yes. The 15mm male stem is designed to push directly into a compatible 15mm John Guest Speedfit fitting or other compatible 15mm push-fit connector.
No tools or sealant are required for the 15mm push-fit connection. The flexible hose should be secured to the hose barb using a suitable hose clip.
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.