John Guest Plumbing & Marine Fittings

As the world’s leading manufacturer of push-in pipe fittings, John Guest has been pioneering revolutionary plastics manufacturing technologies since the early 1970’s.

Fittings for Plumbing and Heating Systems

JG Speedfit ® is an advanced push-in fitting featuring twist & lock technology that is suitable for the plumbing of normal domestic hot and cold water lines, including pressurized and combination systems. Whether your application is for fresh water, raw water, gray water, or potable water, John Guest push-in fittings meet the high demands of the Plumbing and Marine Market.  Speedfit ® Fittings have been designed for use with Copper Pipe, Speedfit ® Pex Pipe, CPVC, and other PEX Pipe conforming to US Plumbing Standards.



Performance specifications are well within thse required for most normal domestic water supply systems including:

• Main water supply line and indirect cold water systems
• Vented and unvented hot water systems
• Vented central heating systems

Extensive tests have shown that Speedfit ® products will withstand temperatures and pressures in excess of normal working conditions. JG Speedfit ® should be installed to conform with good plumbing practice.

The products below should not be used for gas, fuel oil, or compressed air applications.
 

Installation Benefits

• Works with copper, CPVC, and PEX
• No tools required
• Installation time reduced by 40%
• Grip and seal connection
• Superseal® Insert gives a secondary seal
• Reduced pipe insertion force
• Disassemble without damage to pipe or fitting
• Easy to use in confined spaces

Applications for Plumbing/Marine Fittings

• Boats: The flexibility of the Speedfit ® System ensures it can be cabled easily around the interior and hidden from view.
• RV: Speedfit ® is ideal for RV installations due to its flexibility and its resistance to corrosion and freezing.
• Exhibitions: The unique ability of the Speedfit ® System to be easily disassembled and reused, together with its flexibility, makes Speedfit ® ideal for this application.
• Portable Buildings (offices, toilets): As with RV’s, Speedfit ® is well suited for these applications.
• Agricultural and Horticultural: Speedfit ® has many applications in agricultural and horticultural environments.

Technical Specification/Checklist Making a good connection