Frequently Asked Questions
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The John Guest Speedfit 12mm Female/Female Bulkhead Fitting provides a secure way to pass 12mm semi-rigid water pipe through panels, lockers, cabinets and bulkheads while maintaining a professional, leak-resistant installation. It is ideal for caravans, motorhomes, campervans, boats and horseboxes.
Designed for use with 12mm John Guest Speedfit and Whale semi-rigid pipe, the fitting features 12mm push-fit connections on both sides of the bulkhead, allowing pipework to continue cleanly through walls, floors or storage compartments. The supplied locking nut and sealing washer provide a secure installation through a wide range of panel materials.
Installation is quick and straightforward. Simply fit the connector through the drilled hole, tighten the retaining nut, then push the 12mm pipe into each end until fully seated. The push-fit connections create a reliable seal without the need for tools, solvent or sealants.
A bulkhead fitting allows 12mm water pipe to pass neatly through a panel, cabinet, floor or bulkhead while providing a secure, professional finish and maintaining a leak-resistant connection.
Yes. It is designed for 12mm John Guest Speedfit pipe and is also fully compatible with 12mm Whale semi-rigid pipe.
Yes. The fitting is supplied with a retaining nut and sealing washer for secure installation through suitable panels or bulkheads.
Yes. Like other John Guest Speedfit fittings, the push-fit connections are fully demountable, allowing the pipe to be removed for maintenance or future modifications.
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.