Keep Locked Sign
DESIGN NO: 1108
Keep Locked Sign
Letterbox Style
DESIGN NO: 1108
Keep Locked Sign
Standard Style
Select material
Select style
1-4 |
-20% 5-19 |
-40% 20-49 |
-70% 50+ |
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| 420mm x 594mm 1108-V-FO / 3mm Rigid Plastic / Standard | £ 17.82 | £14.26 | £10.69 | £5.35 | Call to order | |
| 360mm x 120mm 1108-A-FO / 3mm Rigid Plastic / Letterbox | £ 7.12 | £5.70 | £4.27 | £2.14 | Call to order | |
| 148mm x 210mm 1108-Y-FO / 3mm Rigid Plastic / Standard | £ 5.78 | £4.62 | £3.47 | £1.73 | Call to order | |
| 210mm x 297mm 1108-X-FO / 3mm Rigid Plastic / Standard | £ 9.95 | £7.96 | £5.97 | £2.99 | Call to order | |
| 297mm x 420mm 1108-W-FO / 3mm Rigid Plastic / Standard | £ 12.90 | £10.32 | £7.74 | £3.87 | Call to order | |
| 1200mm x 900mm 1108-M-FO / 3mm Rigid Plastic / Standard | £ 58.42 | £46.74 | £35.05 | £17.53 | Call to order | |
| 800mm x 600mm 1108-L-FO / 3mm Rigid Plastic / Standard | £ 39.30 | £31.44 | £23.58 | £11.79 | Call to order | |
| 600mm x 450mm 1108-E-FO / 3mm Rigid Plastic / Standard | £ 19.48 | £15.58 | £11.69 | £5.84 | Call to order | |
| 480mm x 360mm 1108-C-FO / 3mm Rigid Plastic / Standard | £ 14.37 | £11.50 | £8.62 | £4.31 | Call to order | |
| 300mm x 200mm 1108-K-FO / 3mm Rigid Plastic / Letterbox | £ 8.27 | £6.62 | £4.96 | £2.48 | Call to order | |
| 205mm x 50mm 1108-D-FO / 3mm Rigid Plastic / Letterbox | £ 3.33 | £2.66 | £1.00 | £1.00 | Call to order | |
| 450mm x 150mm 1108-F-FO / 3mm Rigid Plastic / Letterbox | £ 9.00 | £7.20 | £5.40 | £2.70 | Call to order | |
| 600mm x 200mm 1108-G-FO / 3mm Rigid Plastic / Letterbox | £ 14.37 | £11.50 | £8.62 | £4.31 | Call to order | |
| 600mm x 300mm 1108-H-FO / 3mm Rigid Plastic / Letterbox | £ 17.82 | £14.26 | £10.69 | £5.35 | Call to order | |
| 600mm x 100mm 1108-I-FO / 3mm Rigid Plastic / Letterbox | £ 12.03 | £9.62 | £7.22 | £3.61 | Call to order | |
| 300mm x 100mm 1108-J-FO / 3mm Rigid Plastic / Letterbox | £ 6.02 | £4.82 | £3.61 | £1.81 | Call to order | |
| 240mm x 360mm 1108-B-FO / 3mm Rigid Plastic / Standard | £ 11.20 | £8.96 | £6.72 | £3.36 | Call to order | |
| 240mm x 360mm 1108-B-DB / 3mm Aluminium Composite / Standard | £ 14.53 | £11.62 | £8.72 | £4.36 | Call to order | |
| 148mm x 210mm 1108-Y-DB / 3mm Aluminium Composite / Standard | £ 9.12 | £7.30 | £5.47 | £2.74 | Call to order | |
| 210mm x 297mm 1108-X-DB / 3mm Aluminium Composite / Standard | £ 13.28 | £10.62 | £7.97 | £3.98 | Call to order | |
| 297mm x 420mm 1108-W-DB / 3mm Aluminium Composite / Standard | £ 15.42 | £12.34 | £9.25 | £4.63 | Call to order | |
| 420mm x 594mm 1108-V-DB / 3mm Aluminium Composite / Standard | £ 21.15 | £16.92 | £12.69 | £6.35 | Call to order | |
| 1200mm x 900mm 1108-M-DB / 3mm Aluminium Composite / Standard | £ 61.75 | £49.40 | £37.05 | £18.53 | Call to order | |
| 800mm x 600mm 1108-L-DB / 3mm Aluminium Composite / Standard | £ 42.63 | £34.10 | £25.58 | £12.79 | Call to order | |
| 600mm x 450mm 1108-E-DB / 3mm Aluminium Composite / Standard | £ 22.82 | £18.26 | £13.69 | £6.85 | Call to order | |
| 480mm x 360mm 1108-C-DB / 3mm Aluminium Composite / Standard | £ 17.70 | £14.16 | £10.62 | £5.31 | Call to order | |
| 300mm x 100mm 1108-J-DB / 3mm Aluminium Composite / Letterbox | £ 9.35 | £7.48 | £5.61 | £2.81 | Call to order | |
| 600mm x 100mm 1108-I-DB / 3mm Aluminium Composite / Letterbox | £ 15.36 | £12.29 | £9.22 | £4.61 | Call to order | |
| 600mm x 300mm 1108-H-DB / 3mm Aluminium Composite / Letterbox | £ 21.15 | £16.92 | £12.69 | £6.35 | Call to order | |
| 600mm x 200mm 1108-G-DB / 3mm Aluminium Composite / Letterbox | £ 17.70 | £14.16 | £10.62 | £5.31 | Call to order | |
| 450mm x 150mm 1108-F-DB / 3mm Aluminium Composite / Letterbox | £ 12.33 | £9.86 | £7.40 | £3.70 | Call to order | |
| 205mm x 50mm 1108-D-DB / 3mm Aluminium Composite / Letterbox | £ 6.66 | £5.33 | £4.00 | £2.00 | Call to order | |
| 360mm x 120mm 1108-A-DB / 3mm Aluminium Composite / Letterbox | £ 10.45 | £8.36 | £6.27 | £3.14 | Call to order | |
| 300mm x 200mm 1108-K-DB / 3mm Aluminium Composite / Letterbox | £ 11.60 | £9.28 | £6.96 | £3.48 | Call to order | |
| 148mm x 210mm 1108-Y-VS / Vinyl Sticker / Standard | £ 2.27 | £1.82 | £1.36 | £0.68 | Call to order | |
| 210mm x 297mm 1108-X-VS / Vinyl Sticker / Standard | £ 4.89 | £3.91 | £2.93 | £1.47 | Call to order | |
| 297mm x 420mm 1108-W-VS / Vinyl Sticker / Standard | £ 6.13 | £4.90 | £3.68 | £1.84 | Call to order | |
| 420mm x 594mm 1108-V-VS / Vinyl Sticker / Standard | £ 13.83 | £11.06 | £8.30 | £4.15 | Call to order | |
| 1200mm x 900mm 1108-M-VS / Vinyl Sticker / Standard | £ 35.63 | £28.50 | £21.38 | £10.69 | Call to order | |
| 800mm x 600mm 1108-L-VS / Vinyl Sticker / Standard | £ 17.46 | £13.97 | £10.48 | £5.24 | Call to order | |
| 600mm x 450mm 1108-E-VS / Vinyl Sticker / Standard | £ 13.92 | £11.14 | £8.35 | £4.18 | Call to order | |
| 480mm x 360mm 1108-C-VS / Vinyl Sticker / Standard | £ 6.92 | £5.54 | £4.15 | £2.08 | Call to order | |
| 240mm x 360mm 1108-B-VS / Vinyl Sticker / Standard | £ 5.72 | £4.58 | £3.43 | £1.72 | Call to order | |
| 300mm x 200mm 1108-K-VS / Vinyl Sticker / Letterbox | £ 4.69 | £3.75 | £2.81 | £1.41 | Call to order | |
| 300mm x 100mm 1108-J-VS / Vinyl Sticker / Letterbox | £ 2.17 | £1.74 | £1.30 | £0.65 | Call to order | |
| 600mm x 100mm 1108-I-VS / Vinyl Sticker / Letterbox | £ 6.83 | £5.46 | £4.10 | £2.05 | Call to order | |
| 600mm x 300mm 1108-H-VS / Vinyl Sticker / Letterbox | £ 10.91 | £8.73 | £6.55 | £3.27 | Call to order | |
| 600mm x 200mm 1108-G-VS / Vinyl Sticker / Letterbox | £ 6.07 | £4.86 | £3.64 | £1.82 | Call to order | |
| 450mm x 150mm 1108-F-VS / Vinyl Sticker / Letterbox | £ 3.06 | £2.45 | £1.84 | £0.92 | Call to order | |
| 205mm x 50mm 1108-D-VS / Vinyl Sticker / Letterbox | £ 1.70 | £1.36 | £1.02 | £0.51 | Call to order | |
| 360mm x 120mm 1108-A-VS / Vinyl Sticker / Letterbox | £ 2.27 | £1.82 | £1.36 | £0.68 | Call to order | |
Keep Locked Sign from Parrot Signs
Product Description
Keep Locked Sign
Ensure security and safety with this Keep Locked Sign, designed to remind staff and visitors to keep doors securely locked.
Available in three durable materials:
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Foamex (3mm Rigid Plastic) – Lightweight yet sturdy, ideal for indoor settings or sheltered areas.
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Dibond (Aluminium Composite) – Highly durable and weatherproof, perfect for outdoor or high-traffic locations.
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Self-Adhesive Vinyl – Quick and easy to apply on clean, flat surfaces without needing fixings.
Other options like Correx and Magnetic Sheets are available on request for tailored signage solutions.
Printed with UV-resistant inks to maintain visibility over time.
Manufactured in the UK with strict quality standards.
About Us
We are Parrot Signs & Graphics, a family-run business proudly based in East Yorkshire. For nearly a decade, we have been dedicated to designing, specifying, and manufacturing safety, information, and custom signs for businesses across the UK.
Here To Help
Whether you’re looking for ready-made safety signs or something completely bespoke, we’re confident you’ll find exactly what you need at Parrot Signs & Graphics. If you have any questions or special requests, we’d love to hear from you.
Did you know?
Our safety signs are available in a variety of materials and sizes. We stock foamex, dibond, magnetic and sticker versions of all our sign types.
Why not check out our custom sign service, customisation can include: word changes, addition of company your branding, multi-lingual versions and much more.
Customisation
If you want specific text on one of our pictogram signs, choose the design number and tell us what text you require and we will do the rest.