Betley Butterfly 3 Lever Mortice Sash Lock - Silver

The Betley Butterfly 3 Lever Mortice Sash Lock is designed for versatility and security in domesti...

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B&QB&Q - 3 Lever Mortice Nickel Sash Lock Key 2.5" 64mm Bolt Through Reversable Bathroom Handle Locks
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Product Information

Full details

The Betley Butterfly 3 Lever Mortice Sash Lock is an ideal security solution for homeowners and professionals seeking a reliable locking mechanism for internal doors, sheds, gates, and garages. Featuring a durable nickel-plated silver finish and a versatile 'Easi T' latch system, this lock offers both aesthetic appeal and ease of installation for various door orientations; however, users should note that as a 3-lever lock, it is best suited for internal security rather than high-risk external entry points.

All features

ColourSilver
BrandBetley Butterfly

Extended Product Information

FAQs

Is this lock suitable for external front doors?

This is a 3-lever mortice lock, which is generally intended for internal doors, sheds, or garages. It is not recommended for main entrance front doors where high-security standards are required.

Can I use this on a left-handed door?

Yes. The Easi T design allows you to reverse the latch tongue to accommodate both left and right-handed door orientations.

Does this come with handles?

No, this product includes the mortice sash lock, strike plate, screws, and two keys. Door handles must be purchased separately.

What finish does the lock have?

The Betley Butterfly 3 Lever Mortice Sash Lock features a silver nickel-plated finish.

Can I get more than two keys?

The product is supplied with two keys. If you require more, you would need to have them duplicated by a professional locksmith.

Troubleshooting

Latch is facing the wrong way for the door

Use the Easi T feature to pull and rotate the latch tongue 180 degrees without opening the main lock case.

Key is difficult to turn

Check that the strike plate is aligned perfectly with the lock and that the door is not warping, causing pressure on the bolt.

Handles feel loose

Utilize the bolt-through holes on the lock case to install matching through-bolt door furniture instead of relying solely on surface wood screws.

Pros and Cons

Pros

  • Reversible latch design simplifies installation for any door handing
  • Durable nickel-plated finish resists corrosion
  • Supports through-bolt furniture for a more secure handle fit
  • Versatile use case across domestic and commercial settings

Cons

  • 3-lever mechanism offers basic security, not suitable for high-security exterior doors
  • Requires mortice installation which involves precise woodwork
  • Limited to two keys included in the package

Setup, Compatibility & Care

To install, ensure your door has sufficient thickness to house the mortice lock case without compromising structural integrity. Use a chisel to cut the mortice pocket, ensuring a snug fit to prevent rattling. For maintenance, keep the moving parts lubricated with a light machine oil once or twice a year to maintain smooth operation. Always verify that the strike plate is aligned correctly with the latch tongue to prevent excessive friction, which can lead to premature wear of the internal spring mechanism.

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