Carlisle Brass Window Fasteners - Gold - M73

A plain spoon ended pivot-reversing non-locking casement fastener, one of the most commonly used f...

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B&QB&Q - Polished Brass Casement Fastener Reversible (M73)
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Product Information

Full details

This guide is for owners of traditional timber windows seeking a reliable and common window fastener. The key benefit is its simple operation and reversible design, offering a secure closure. A caveat is that it is not suitable for windows with weather stripping. This fastener is a plain, spoon-ended, pivot-reversing, non-locking casement fastener, widely used for traditional timber window applications. It operates with either a mortice or hook plate and is reversible, ensuring versatility during installation. The polished brass finish provides a classic aesthetic.

All features

ColourGold
Model Part NumberM73
BrandDoor Handle Company

Extended Product Information

FAQs

What type of windows is this fastener suitable for?

This fastener is specifically designed for traditional timber casement windows.

Can this fastener be used on windows with rubber seals?

No, this fastener is not suitable for use on weather-stripped windows, as the seal may prevent proper operation.

Does it come with everything needed for installation?

Yes, it is supplied complete with hook and mortice keep plates.

Is the fastener reversible?

Yes, the fastener is pivot-reversing, meaning it can be installed on windows opening in either direction.

What is the finish of this fastener?

The finish is polished brass.

What is the warranty period?

It comes with a 10-year mechanical guarantee.

How do I clean the polished brass finish?

Clean with a soft, damp cloth. Avoid using abrasive cleaners or polishes.

Troubleshooting

Fastener is stiff or difficult to operate.

Ensure the keep plate is aligned correctly and not obstructed. Check that screws are not overtightened. Lubricate the pivot point with a light oil if necessary.

Fastener does not engage with the keep plate.

Verify the position of the keep plate relative to the fastener. Ensure there are no obstructions. Check if the correct keep plate (mortice or hook) has been used and fitted properly.

Fastener seems loose.

Tighten the screws securing the backplate to the window frame and the handle to the backplate.

Pros and Cons

Pros

  • Durable polished brass finish.
  • Reversible design for versatile installation.
  • Includes both mortice and hook keep plates.
  • Classic design suitable for traditional windows.
  • Comes with a 10-year mechanical guarantee.

Cons

  • Not suitable for weather-stripped windows.
  • Non-locking, offering basic security only.
  • Requires separate purchase of matching accessories.

Setup, Compatibility & Care

Setup:

  1. Determine the correct orientation for the keep plate (mortice or hook) based on your window.
  2. Mark and pre-drill holes for the backplate and keep plate.
  3. Secure the backplate to the window frame.
  4. Attach the keep plate to the corresponding position on the window.
  5. Ensure the fastener handle engages smoothly with the keep plate.

Compatibility:

  • Designed for traditional timber casement windows.
  • Not suitable for windows with weather stripping, as the seal may interfere with the fastener's operation.
  • Operates with either a mortice or hook plate.

Care:

  • Wipe clean with a soft, damp cloth.
  • Avoid abrasive cleaners or polishes that could damage the brass finish.
  • Periodically check for smooth operation and tighten screws if necessary.

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