Warning sign - yellow triangle
Mind your head signs
Low beams, door frames and stair ceilings are easy to forget until someone hits one. A clear sign at head height can prevent the knock. These printable mind your head signs use the yellow warning triangle with a person ducking under a bar, in wordings from mind your head and watch your head to low headroom, low ceiling and low beam. There is also a plain yellow text version. Print on A5 or A4 for doors and beams, and A3 for cellars or garages. Add an actual headroom measurement yourself if you want one on show.
Mind your head sign
Sign text: "Mind your head". PDF, 27 KB. A5, A4 or A3, portrait or landscape.
Buy a durable version
Rigid plastic, aluminium or self-adhesive mind your head signs, ready to put up. The pictures are our own free designs, not the Amazon products.

Self-adhesive mind your head sign
View on Amazon - Self-adhesive mind your head sign (affiliate link, opens in a new tab)
Rigid mind your head sign
View on Amazon - Rigid mind your head sign (affiliate link, opens in a new tab)
Hazard tape for low beams
View on Amazon - Hazard tape for low beams (affiliate link, opens in a new tab)
Also useful: Foam edge protectors for beams on Amazon (affiliate link, opens in a new tab)
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Choose your wording
7 versions. Each one downloads as a PDF in A5, A4 or A3, portrait or landscape.
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Watch your head
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Low headroom
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Mind your head - low ceiling
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Mind your head - low beam
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Caution - fixed overhead hazard
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Mind your head - text only (yellow)
Download all 7 signs
Every wording, size and orientation in one ZIP file, 662 KB.
Print tips
- Print at "actual size" or 100%, not "fit to page", so the margins stay even.
- Use thicker paper or card (160gsm or more) if the sign will be handled.
- For outdoor or long-term use, laminate it or buy a rigid version.
Where to use it
- Cellar and loft stairs, low doorways and converted attic rooms
- Beams in pubs, barns and old houses
- Pipes, ducting and machinery that hang low in workshops and plant rooms
- Garage and vehicle-bay entrances
- Tents, marquees and event structures
Questions
Where should I put a mind your head sign?
At eye level or slightly above, just before the hazard, so people see it with time to react. A pale or contrasting edge on the beam helps too.
Should I show the exact headroom?
If you do, measure it for your site and add it by hand or on a label. Our signs do not state a height because it differs everywhere.
Is a sign enough to remove the risk?
No. Where you can, raise or pad the hazard or reroute the traffic, and use the sign as a reminder.
Can I use these outdoors?
For a short event yes, if laminated. Use rigid or vinyl signs for permanent outdoor locations.
Related signs
Warning class. A yellow triangle with a black edge warns of a hazard. All construction signs
Hazard Warning Signs
Mind The Step Signs
Trip Hazard Signs
Caution Signs
Safety Clothing (PPE) Signs