Floorboard Security Box - Securikey Strongbox SDSTBEX-B

Quickfind Code : A2057


Roberts Rating Bronze

Securikey Strongbox Extra DIY Floorboard Security Safe that can be fitted flush to the floor and hidden under a carpet or other floor covering. Ideal for domestic storage, this range of DIY Safes are designed for secure keeping of A4 papers, passports, jewellery boxes and even insurance certificates. We have a range of DIY Safes available depending on the circumstances, including ones for installation under timber floors or for surface mounting.

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The Strongbox SDSTBEX-B floorboard safe can be fitted easily between the joists of any suspended floor.  The safe sits flush with the joists and is concealed by the floorboards.

Features of the Securikey Strongbox SDSTBEX-B Euro-Profile Key Floorboard Security Safe

  • Fitted with a Europrofile Key Lock which can be easily changed to be used with your personal suite of keys
  • Designed to be fitted between your joists and level with the joist surface
  • It is hidden from view under floorboards and can be further disguised by covering with a carpet, rug or furniture
  • Flock lined to prevent damage to contents
  • Fitted with a euro profile safe lock for security
  • Includes fixing bolts
  • Red powder Coated Finish

Uses for the Securikey Strongbox SDSTBEX-B Euro-Profile Key Floorboard Security Safe

  • Store personal valuables such as jewellery
  • Secure passports and birth and marriage certificates
  • Helps to restrict identity theft
  • Protect keys for valuable cars
  • Secure cash from view

How to Install a Securikey Strongbox SDSTBEX-B Euro-Profile Key Floorboard Security Safe

  • Decide the ideal  position for your Securikey Strongbox 
  • Remove the sections of  floorboard to uncover the joists
  • If the joists are more than 350mm (14" approx) apart then screw timber to one joist to reduce the gap to 350mm
  • Mark out a pencil line around the flanges of the floorboard safe to allow chiselling out of timber 
  • This will allow the safe to lie flush with the joists when fitted
  • Mark the position of the four coach screws supplied through the holes in the short sides of the safe
  • Remove the safe and drill small pilot holes where you have marked
  • Replace the Strongbox Floorboard Safe in position and secure with the coach screws
  • Re-instate the original floorboards into position and your Floorboard safe is now hidden


  • Safes Product Range: Securikey DIY Safes
  • Manufacturer Part #: SDSTBEX-B
  • Manufacturer: Securikey
  • Condition: New
  • Insurance Limit - Cash / Value: 1k / 10k
  • Type of Door: Rectangular Lid
  • Choice of Safe Lock: Key Lock
  • Lock Features: No
  • Suitable For: No
  • Fixing Methods: Floorboard Fixed
  • Neck Height (mm): No
  • Door Thickness (mm): 5
  • Maximum Aperture of Door (mm): 275x210
  • Volume (litres): 11
  • Weight (kg):
    1st, 10lbs (approx)
  • Warranty Period: 1 year
  • Standard Delivery Time: 1-3 business days
  • External Dimensions
    H 130 x W 400 x D 235 (mm) H 5.12 x W 15.75 x D 9.25 (inches)

Robert's Rating

Bronze Award

Bronze Rated cabinets and safes are entry level lower security that offer resistance to opportunistic theft and will often have an independent security test certificate, but if not, the manufacturer will have performed an in house evaluation.

Who is Robert and what are his ratings?

"Robert's Ratings" - Robert's honest opinion about each and every safe we sell. Robert is the founder of Safe Options Limited and has over 25 years experience in the storage industry. Robert speaks to many customers who are confused about safes and storage, and he wanted to make the buying process easier for everyone - so that's why he rates every security and fire safe we offer - so you can easily select the safe that is right for you
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*However if the basket value is less than £50 there is a small order Handling Charge of £2.99 incl. VAT to cover administration only

*Does not include Highlands and Islands plus Northern Ireland  - Contact us for price

*All Steel Storage and Safes with weights exceeding 100kg will be liable for an extra charge if delivered north of the line between Glasgow and Edinburgh.

Delivery Times

Average Delivery times are listed against each individual product. Normally the delivery times (except where detailed) are :

Products weighing less than 30kg take 1-5 working days

Products weighing 31-100kg take 5-7 working days

Products weighing more than 100kg take 5-10 working days unless on a kerbside pallet delivery

Lockers and Steel Storage are delivered to your nearest kerbside entrance in 10-15 working days unless specified on the individual product.

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Returns & Refunds

This policy is offered in addition to your statutory rights.

You may return your purchase to Safe Options for a refund by obtaining a Customer Return Authorization (CRA) number within 14 days of the delivery date. To obtain a CRA please e-mail your invoice or order number and reason for return using the contact form. Alternatively you may contact our customer service department on 0117 929 2104.

Please note returns are subject to the following conditions:

1. You must have received a CRA number from our customer service department.
2. The product must be in "as new" condition, with original packaging and with all manuals and accessories.
3. You will receive a refund excluding the original delivery charge included in our price.
4. Special services such as Professional Installation are non-refundable.
5. Made to order items such as cut keys, keyed alike locks, Steel Cabinets and Lockers are non-refundable.
6. Products with bespoke modifications that are not available to order online are non-refundable.
8. Please allow up to 28 days for refunds to be processed and credited to your account.


If the product you purchase is faulty, we may offer a repair, exchange or refund as appropriate in accordance with your legal rights. Please email customer services or contact us on 0117 929 2104 if you feel your purchase is faulty.

£129.00 inc VAT

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FREE Delivery 1-3 business days

Extra service delivery times vary

0800 567 7549 0800 567 7549

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