Types of Warning Tape: Barricade, Underground & Adhesive

Warning tape — also called caution tape, safety tape, or barricade tape — is a brightly coloured marking tape used to alert people to hazards, restrict access, and guide traffic in workplaces, construction zones, warehouses, and public spaces. Not all warning tapes are the same: they differ by material, adhesion, colour code, and application. This guide explains the main types of warning tape, how to choose the right one, and where to buy wholesale.

1. Barricade Tape (Non-Adhesive Caution Tape)

The most common type. Barricade tape is a lightweight polyethylene or PVC strip with printed warnings such as “CAUTION”, “DANGER”, or “Do Not Enter”. It has no adhesive — you tie or stretch it around an area to cordon it off.

• Yellow & black — general caution; construction and roadwork.
• Red & white — prohibition and fire-safety; no-entry and danger zones.
• Easy to install, no tools required, fully removable and reusable.

2. Underground Warning Tape (Buried Utility Tape)

Underground warning tape is buried 15–30 cm above gas, water, electric, and communication lines. If an excavator digs into it, the tape surfaces first and warns the operator before the line is struck. Colour is standardised:

Detectable versions with a metallic foil layer are available for metal-detector locatability.

3. Adhesive Warning Tape (Floor Marking Tape)

Self-adhesive tape applied to floors, walls, and equipment for permanent or semi-permanent hazard marking. Durable and abrasion-resistant, it is widely used to mark walkways, loading docks, and machinery zones in factories and warehouses. Popular colour meanings: yellow for general caution, red for fire hazards, green for safety equipment.

4. Reflective Warning Tape

Made with retro-reflective material for low-light and night-time visibility. Used on barriers, guardrails, vehicles, and construction sites where lighting is limited.

5. Anti-Slip Hazard Tape

Adhesive tape with a gritty, non-slip surface that combines visual warning with traction. Ideal for stairs, ramps, and slippery industrial floors.

How to Choose the Right Warning Tape

Warning Tape FAQ

What is the difference between caution tape and danger tape?

Caution tape is usually yellow with black lettering and warns of general hazards. Danger tape is usually red with black lettering and signals a risk of serious injury or death.

Is barricade tape reusable?

Yes. Non-adhesive polyethylene barricade tape can be rolled up, stored, and reused for multiple temporary sites.

What width warning tape is standard?

Common widths are 7 cm (2.8″), 5 cm, and 10 cm. InFunPlastic customises width and roll length for wholesale orders.

Where is underground warning tape placed?

It is laid 15–30 cm above the utility line during backfilling so it surfaces before the line is reached during excavation.

Can I get custom-printed warning tape for my brand?

Yes. InFunPlastic offers OEM printing of logos, slogans, and multi-language warnings on any colour pattern.