Raising a flag seems simple, but it flag rope determines whether your flag will hang safely, smoothly, and without problems for years to come. So, if you're looking for a durable solution, it's best to choose a rope that strong, UV resistant and weatherproof is.

A flag rope or flag line is the cord that runs through the pulley at the top of the flagpole to raise and lower a flag or pennant. Because these ropes are almost always outdoors, they are exposed to rain, wind, sunlight, UV rays, and temperature fluctuations.

Depending on the height of the pole and the size of the flag, a flagpole can sometimes have to withstand considerable force. Especially during gusts of wind and storms, the strain on the rope should not be underestimated. 

What should you pay attention to when choosing a halyard?

A complete guide and detailed step-by-step plan will help you make the right choice for your flagpole rope.

Always choose a synthetic rope, never a natural rope

For long term outdoor use, plastic or synthetic rope indispensable . So use never  natural rope such as sisal, hemp or cotton. These materials rot  and cannot withstand years of moisture. 

UV resistance is essential

UV radiation damages fibers, which causes:

• the color fades
• the rope loses up to 50% of its strength over time

Therefore, choose UV-stabilized flag rope. White ropes seem less sensitive than black ropes , but they should also be UV-stabilized.

Choose the right material and go for polyester or nylon

For flagpole ropes polyester , nylon or polyamide are the best options. Polyester is highly durable, has a high breaking strength, and is ideal for windy locations. Polyamide (nylon) is extremely strong and slightly stretchy, allowing it to effectively absorb gusts of wind.

Polypropylene is only suitable as a cheap solution for small flags on low masts, placed in sheltered locations.

Choose 5mm or 6mm, the ideal thickness of a flag rope

Diameters 5mm and 6mm are perfect for a bunting line because they:

• run smoothly through the pulley
• fit comfortably in the hand
• strong enough for larger flags
• are easy to tie

Use 5mm for standard masts and 6mm for taller masts and larger flags.

What length flag rope do you need?

The ideal length depends on the height of your flagpole. As a guideline, use approximately twice the height of the pole, as the rope also comes down through the pulley. For businesses or those with multiple poles, 50m or 100m rolls are the best choice.

Not sure about the length? Buy something a little longer. You can always shorten it, and leftover pieces are perfect for other outdoor projects.

The installation guide. How do you attach a flag rope?

Attach your flag rope to the rope frog

At the bottom of the flagpole, the rope is secured with a cleat. This keeps the flag securely in place and prevents it from being pulled up by the wind. Preferably use a metal cleat:

• stronger than plastic
• lasts much longer
• better resistant to UV and mechanical wear

How do you correctly wrap the rope around the rope frog?

• wrap the rope tightly around the two arms of the rope frog
• make a half knot or loop at the end as a security

When should you replace the flag rope?

Check the rope regularly, especially at the areas where the most friction occurs:

• the pulley at the top of the mast
• the rope frog

Replace the rope promptly if it becomes frayed, worn, or discolored. Discoloration indicates UV degradation. Good rope lasts for years, but preventative replacement prevents your flag from coming loose or becoming damaged. 

Our recommended flagpole twines or halyards

• 5 mm UV-stabilized black nylon flag rope, 100 m length
• 5 mm UV-stabilized white nylon flag rope, 100 m length
• 6 mm UV-stabilized black nylon flag rope, 100 m length
• 6 mm UV-stabilized black nylon flag rope, 50 m length
• 6 mm UV-stabilized black nylon flag rope, 20 m length
• 6 mm UV-stabilized white nylon flag rope, 100 m length
• 6 mm UV-stabilized white nylon flag rope, 20 m length

Want to be sure of your choice? We specialize in flag ropes, flag lines, and technical cords. Feel free to ask for advice we're happy to help you choose the best cord for your pole and location.