RIIFO MLCP F18 Butterfly Ball Valve Female

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Useful Information

Technical Specification

  • Manufacturer: RIIFO
  • Materials:
    • Body: CW167N Brass
    • Sleeve: Stainless Steel 304
    • Collar: Polyethylene (PE)
    • O-rings: Ethylene Propylene Diene Monomer (EPDM)
  • Available Sizes: 16mm x 1/2" to 20mm x 1/2"
  • Compatible Press Profiles: TH and U
  • Operating Temperature: -25°C to +95°C
  • Pressure Rating: Up to 10 bar
  • Approvals: WRAS

Description

This valve gives one side of a multilayer pipe run a threaded connection to shut off against, pairing a standard press fitting on one end with a female BSP thread on the other, so it can be screwed onto a male-threaded tap tail, appliance connector or fitting while still connecting into the pipe itself without a coupler. The low-profile butterfly handle sits flatter against the pipe than a protruding lever, useful where space around the valve is limited, and is available in red or blue to help distinguish hot and cold lines running alongside one another.

Operation is a simple quarter turn from fully open to fully closed, letting a section of pipe or a single fixture be isolated quickly without needing to trace the valve's position. The press end takes standard multilayer pressing tools in line with the rest of the F18 range, while the threaded end is sized to match common BSP fittings found on taps, appliances and other male-threaded connections.

Rated to a maximum working pressure of 10 bar and a maximum working temperature of 95°C, this valve is suited to isolating hot and cold water connections in domestic and commercial multilayer pipe installations.

Key Features & Benefits

  • Press-to-thread configuration: Combines a press-fit connection with a female BSP thread, allowing direct connection onto taps, appliances or other male-threaded fittings.
  • Low-profile butterfly handle: Sits flatter against the pipe than a standard lever, useful in confined spaces or behind fixed panels.
  • Quarter-turn shut-off: A 90° twist of the handle fully opens or closes the valve, giving quick, unambiguous control.
  • Colour coded handles: Red or blue options make it easy to tell hot and cold lines apart at a glance.
  • Single-fitting transition: Removes the need for a separate coupler between the pipe and the threaded connection, simplifying the joint.

Approvals

Dimensions

Product Code Manufacturer Code Size (mm x inch) Handle Colour A (mm) B (mm) L1 (mm) L2 (mm) L (mm) H (mm) C (inch) P (mm)
493656 1100068695 16x1/2" Blue 11.75 20.2 26.1 46.0 69.4 31.6 1/2" 15
493657 1100068684 16x1/2" Red 11.75 20.2 26.1 46.0 69.4 31.6 1/2" 15
493658 1100068696 20x1/2" Blue 15.75 24.2 26.1 51.5 70.0 37.2 1/2" 15
493659 1100068685 20x1/2" Red 15.75 24.2 26.1 51.5 70.0 37.2 1/2" 15

Installation Instructions

  1. Cutting: Cut the multilayer pipe perpendicular to its length, taking care not to damage the pipe when removing any packaging beforehand. A clean, square cut is essential, as an improperly cut end can cause the finished joint to leak. For pipe diameters of 32mm and above, a wheel pipe cutter should be used.

  2. Round & Bevel: Using a bevelling tool that matches the pipe diameter, push the tool fully onto the pipe until the blades engage, then rotate it clockwise several times. The calibrating mandrel restores the pipe to a true circle while the blades cut an even bevel, allowing the pipe to enter the fitting without catching or damaging the O-rings. If a drill-driven tool is used, keep the speed below 500 rpm.

  3. Inspection: Check the pipe visually for damage or impurities and confirm the bevel is uniform around the full circumference before proceeding. A few seconds of inspection here prevent a failed joint later.

  4. Insertion: Select a fitting matching the pipe diameter, align it with the pipe, and push the pipe in until it seats against the fitting shoulder. Correct insertion depth is confirmed when the pipe is visible through the inspection windows in the fitting sleeve.

  5. Jaw Selection: Attach a press jaw or insert of the correct profile and diameter to the pressing tool, checking both are in good working condition. Note that while F18 fittings are multi-profile, the jaws sit differently on the press sleeve: a TH jaw locates with its wide groove over the plastic fixing ring, while a U jaw fits directly onto the metal sleeve using the edge of the fixing ring as its stop.

  6. Pressing: Make sure the pipe and fitting are completely free of stress, then close the jaw and complete the press. With a battery or electric tool, the cycle is complete when the jaw is fully closed, and most machines signal this. With the manual pressing tool, close the handles in one smooth, continuous motion until the touch points on the handles meet, without releasing until the jaw has fully closed. Each connection must only ever be pressed once. Open the jaw, remove the tool, and the joint is complete.

For more information and technical diagrams, see the RIIFO Installation Guidelines.

Downloads

RIIFO Product CatalogueRIIFO Product Catalogue
Product Catalogue

IMPORTANT: The technical data given on this website is for preliminary information purposes only and is published without guarantee. All line drawings are for illustrative purposes only and should not be regarded as wholly accurate in every detail. We reserve the right to withdraw or to alter the specification of any product without notice. For more information, please consult our Terms of Business.

If you require any further information, our excellent customer service team is here to help so please call us on 01794 835835.

 

Grouped product items
Code Product Name List Price You Save You Pay Quantity
493656 RIIFO MLCP F18 Butterfly Ball Valve Female Blue 16mm x 1/2" £11.40 50%
You Pay:  £5.70
493657 RIIFO MLCP F18 Butterfly Ball Valve Female Red 16mm x 1/2" £11.48 50%
You Pay:  £5.74
493658 RIIFO MLCP F18 Butterfly Ball Valve Female Blue 20mm x 1/2" £14.20 50%
You Pay:  £7.10
493659 RIIFO MLCP F18 Butterfly Ball Valve Female Red 20mm x 1/2" £14.20 50%
You Pay:  £7.10