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ISEO locksmith services: locks and cylinders

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Lock information

Services related to your ISEO enquiry

With ISEO we work on the mechanical side: lock repair and replacement, and cylinder replacement.

Lock information

What we do with ISEO hardware

Locking and access mechanism

ISEO is an Italian multinational maker of locking systems based in Brescia. It has a mechanical range, with cylinders, locks for metal, timber, high-security steel and fire doors, panic hardware, door closers and padlocks, and an electronic access control range. We only deal with mechanical ISEO door locks and cylinders.

Checking your case and our limits

The first step is to find out whether the lock is mechanical or electronic. If it is mechanical, we check whether the fault lies in the lock, the cylinder or the strike plate. If it is electronic, we do not work on it and we tell you so when you get in touch.

Options before you accept the work

We suggest repairing the lock, replacing the cylinder or replacing the lock with an ISEO one or another that fits the existing cut-out, with the price given before we start.

Lock information

Details that help identify a ISEO case

With ISEO we focus on the mechanical side: repairing the lock, replacing it or replacing the cylinder. Before you get in touch, it helps to gather a few details that separate a locking fault from others we do not deal with.

  • Whether the door opens only with a key or also with a push button, keypad or card.
  • Whether the door leaf is timber, metal, high-security steel or a fire door.
  • How many locking points come out when you turn the key, and whether they all come out.
  • Whether the fault has always been there or started suddenly.
  • Whether the door is in a communal area used by other people or is for private use.

Lock information

Identifying your ISEO model

Details to identify the hardware

The ISEO marking and the reference of the lock or cylinder, whether it has a keypad, reader or any electronic component, and the type of door. Do not send detailed photos of your keys.

Compatibility and availability

With the reference, we check the sizes and compatibility of the cylinder or lock in ISEO’s documentation before giving you the price.

Lock information

What to look for before assessing a job on ISEO hardware

  • If the key turns with the door open but sticks with the door closed, the rubbing may be at the strike plate rather than in the cylinder.
  • If any of the side or top bolts does not come out fully, it is worth checking how the lock drives them.
  • If the handle goes down but the latch does not retract, an internal part may be worn.
  • If the door leaf rubs the frame at the top or bottom, the door may have dropped.
  • If the cylinder has play and moves when you insert the key, its fixing may be loose.

Lock information

What to avoid when trying to fix a ISEO fault

When an ISEO lock starts to fail, some common reactions make the problem worse. It is best to avoid them until the door has been checked.

  • Do not force the key when you feel resistance, as you may bend it or damage the cylinder.
  • Do not tamper with the electronics if the door has any, as they are not part of what we deal with and may stop working.
  • Do not take off the handle or the lock faceplate to see what is going on, because on a high-security steel door putting it back together properly is not easy.
  • Avoid slamming a fire door that does not close properly, as it punishes the latch and the frame.
  • Do not use just any spray without knowing whether it is suitable for locks, as some leave residue.

Lock information

What to confirm in the ISEO quote

Repairing, replacing the cylinder or replacing the lock are priced differently depending on the model and the door. All prices are plus VAT, depend on when the service takes place and carry a supplement outside Torrevieja. We give you the price before we start.

Frequently asked questions

Questions about ISEO

What difference does it make whether the ISEO lock is mechanical or electronic?

If it is mechanical, we can check it to repair the lock, replace the cylinder or replace the lock. If it is electronic, with a reader, keypad or access control, we do not work on it.

Can you work on any ISEO model?

No. We work on mechanical ISEO door locks and cylinders, not electronic systems, panic hardware or padlocks. Each model is confirmed by its reference.

Which photos help identify my ISEO hardware?

One of the lock or cylinder with the marking visible, one of the door edge with the door open and one of the whole door. Do not send detailed photos of your keys.

How is the quote for ISEO confirmed?

With the photos and the reference we give you the price before we start, plus VAT. If the price changes once we check the lock, we do not carry on without your agreement.

Does this page show that we are an official ISEO service?

No. This page offers guidance on ISEO locks and cylinders, but it does not show any official link, authorised distribution or certification with the manufacturer.

Why does the ISEO lock on my high-security steel door lock less smoothly in summer?

In the heat, some doors expand and the bolts rub more against the frame. If you notice the key is harder to turn at certain times of year, it is worth checking the adjustment of the door leaf and strike plate before the lock wears.

Can you check an ISEO lock on a fire door?

We check its mechanical side: the lock, the latch and the cylinder. Panic hardware is not part of what we deal with, so we tell you so when you get in touch.

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Ask about your ISEO hardware

Send a photo of the ISEO lock or cylinder and tell us whether it has any electronic component and what is failing.