Close-up of Marlow Vesper 11.8mm climbing line in orange and blue, ideal for tree surgeons.
Colorful Marlow Vesper 11.8mm climbing rope designed for tree surgeons and arborists.
Close-up of Vesper Climbing Line 11.8mm in vibrant green and purple, attached to climbing gear for tree surgeons.
Marlow Vesper 11.8mm climbing line datasheet highlighting features and specifications for tree surgeons.
    Close-up of Marlow Vesper 11.8mm climbing line in orange and blue, ideal for tree surgeons.
    Colorful Marlow Vesper 11.8mm climbing rope designed for tree surgeons and arborists.
    Close-up of Vesper Climbing Line 11.8mm in vibrant green and purple, attached to climbing gear for tree surgeons.
    Marlow Vesper 11.8mm climbing line datasheet highlighting features and specifications for tree surgeons.
Close-up of Marlow Vesper 11.8mm climbing line in orange and blue, ideal for tree surgeons.

Free Delivery

Colorful Marlow Vesper 11.8mm climbing rope designed for tree surgeons and arborists.

Free Delivery

Close-up of Vesper Climbing Line 11.8mm in vibrant green and purple, attached to climbing gear for tree surgeons.

Free Delivery

Marlow Vesper 11.8mm climbing line datasheet highlighting features and specifications for tree surgeons.

Free Delivery

Vesper Climbing Line 11.8mm

SKU: Marlow | MW-WTS505

Regular price
£125.45 Ex VAT
£125.45 £125.45 Ex VAT
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Regular price
£125.45 Ex VAT
£150.54 Inc VAT
RRP: £147.59 Ex VAT
Sale price
£125.45 £125.45 Ex VAT
Regular price
£150.54 £150.54 Inc VAT

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Product information & specifications

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Marlow Vesper 11.8 mm Tree Climbing Line

Marlow Vesper is a premium 11.8 mm tree climbing line constructed entirely from high-quality polyester to deliver low elongation, excellent friction performance and reliable heat resistance. Manufactured by Marlow, it provides smooth handling and dependable performance for professional climbing, work positioning and tree care.

Vesper is fully CE certified and compliant with EN 1891 Type A, ensuring it meets stringent safety standards required for arborist work. The rope is available in two high-visibility colourways for improved identification both on the ground and in the canopy. It can be supplied with or without a low-profile splice termination, depending on user preference.

Thanks to its durable polyester construction, the Vesper offers excellent UV resistance, high strength and smooth operation across a variety of climbing techniques—from friction hitches to mechanical devices. Its balanced design makes it a trusted choice for both daily professional use and advanced climbing systems.

Key Features

  • 11.8 mm all-polyester arborist climbing rope
  • Low elongation for efficient climbing and precise movement
  • High friction and heat resistance for demanding tree work
  • Lightweight construction with excellent handling
  • Outstanding UV resistance for long-term durability
  • Available with or without a low-profile splice termination
  • High visibility colours for safety and easy identification
  • CE certified and EN 1891 Type A compliant
  • Available in two lengths 35m and 45m lengths

Specifications

Product Marlow Vesper Tree Climbing Line
Diameter 11.8 mm
Construction 100% polyester, low elongation
Certification CE Certified, EN 1891 Type A
Colours High-visibility colour options
Termination Options With or without low-profile splice
Main Benefits Light weight, UV resistant, high strength, easy handling

FAQs

What type of climbing is Marlow Vesper suitable for?

Vesper is ideal for professional tree climbing, work positioning and arborist techniques using friction hitches or mechanical devices.

Does the rope come with a splice?

It is available both with a low-profile splice termination and as an unspliced line, depending on user preference.

Is Vesper certified for professional arborist use?

Yes, it is CE certified and meets EN 1891 Type A requirements for safety and performance.

How durable is the rope in outdoor use?

The polyester construction provides excellent UV resistance and long-term durability in harsh outdoor environments.

What diameter is Vesper?

It is an 11.8 mm climbing line, a popular size for a wide range of climbing devices and friction hitches.

Marlow Rope Technical Data

Avg. Static Strength with Low Profile Eye 24.9 kN
Avg. Static Strength with Fig. 8 Loop 20.3 kN
Avg. Static Strength ex Terminations 16.4 kN
Mass Rope 29.7 g/m
Mass Cover 107.9 g/m
Mass Core 56.3 g/m
Shrinkage 51.8%
50–150 kg Elongation 2.2%
Diameter 11.8 mm

Marlow Vesper 11.8 mm Tree Climbing Line

Marlow Vesper is a premium 11.8 mm tree climbing line constructed entirely from high-quality polyester to deliver low elongation, excellent friction performance and reliable heat resistance. Manufactured by Marlow, it provides smooth handling and dependable performance for professional climbing, work positioning and tree care.

Vesper is fully CE certified and compliant with EN 1891 Type A, ensuring it meets stringent safety standards required for arborist work. The rope is available in two high-visibility colourways for improved identification both on the ground and in the canopy. It can be supplied with or without a low-profile splice termination, depending on user preference.

Thanks to its durable polyester construction, the Vesper offers excellent UV resistance, high strength and smooth operation across a variety of climbing techniques—from friction hitches to mechanical devices. Its balanced design makes it a trusted choice for both daily professional use and advanced climbing systems.

Key Features

  • 11.8 mm all-polyester arborist climbing rope
  • Low elongation for efficient climbing and precise movement
  • High friction and heat resistance for demanding tree work
  • Lightweight construction with excellent handling
  • Outstanding UV resistance for long-term durability
  • Available with or without a low-profile splice termination
  • High visibility colours for safety and easy identification
  • CE certified and EN 1891 Type A compliant
  • Available in two lengths 35m and 45m lengths

Specifications

Product Marlow Vesper Tree Climbing Line
Diameter 11.8 mm
Construction 100% polyester, low elongation
Certification CE Certified, EN 1891 Type A
Colours High-visibility colour options
Termination Options With or without low-profile splice
Main Benefits Light weight, UV resistant, high strength, easy handling

FAQs

What type of climbing is Marlow Vesper suitable for?

Vesper is ideal for professional tree climbing, work positioning and arborist techniques using friction hitches or mechanical devices.

Does the rope come with a splice?

It is available both with a low-profile splice termination and as an unspliced line, depending on user preference.

Is Vesper certified for professional arborist use?

Yes, it is CE certified and meets EN 1891 Type A requirements for safety and performance.

How durable is the rope in outdoor use?

The polyester construction provides excellent UV resistance and long-term durability in harsh outdoor environments.

What diameter is Vesper?

It is an 11.8 mm climbing line, a popular size for a wide range of climbing devices and friction hitches.

Marlow Rope Technical Data

Avg. Static Strength with Low Profile Eye 24.9 kN
Avg. Static Strength with Fig. 8 Loop 20.3 kN
Avg. Static Strength ex Terminations 16.4 kN
Mass Rope 29.7 g/m
Mass Cover 107.9 g/m
Mass Core 56.3 g/m
Shrinkage 51.8%
50–150 kg Elongation 2.2%
Diameter 11.8 mm

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Delivery & Returns

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UK Delivery

Fast, reliable delivery from our UK warehouse.

  • FREE UK Standard Delivery
    applies to eligible UK orders over £75 ex VAT.
    Estimated delivery: 2–4 working days

  • UK Standard Delivery from £3.60 + VAT
    Estimated delivery: 2–4 working days


  • Next Working Day Delivery£6.00 + VAT

    Order before 3:00pm (Monday–Friday) for next working day delivery

All UK orders are dispatched Monday–Friday and sent via a tracked courier service.

International Delivery

We ship worldwide from the UK.

  • Europe from £10.00

    Estimated delivery: 2–7 working days
  • Rest of the World from £12.00

    Estimated delivery: 2–11 working days

Shipping costs and delivery times are calculated at checkout based on destination and order contents.

Customs, Duties & Taxes

International orders may be subject to local import duties, taxes, or customs charges.

When UPS is selected at checkout, applicable duties and taxes are included in the total price. For other shipping services, duties and taxes may be charged separately on delivery and are the responsibility of the recipient.

Customs processing times may affect delivery estimates.


Returns

30-Day Return Policy

  • Items can be returned within 30 days of delivery
  • Products must be unused and in original condition
  • Return postage costs apply unless the item is faulty or incorrect


For full details, please visit our Shipping & Returns page.

UK Delivery

Fast, reliable delivery from our UK warehouse.

  • FREE UK Standard Delivery
    applies to eligible UK orders over £75 ex VAT.
    Estimated delivery: 2–4 working days

  • UK Standard Delivery from £3.60 + VAT
    Estimated delivery: 2–4 working days


  • Next Working Day Delivery£6.00 + VAT

    Order before 3:00pm (Monday–Friday) for next working day delivery

All UK orders are dispatched Monday–Friday and sent via a tracked courier service.

International Delivery

We ship worldwide from the UK.

  • Europe from £10.00

    Estimated delivery: 2–7 working days
  • Rest of the World from £12.00

    Estimated delivery: 2–11 working days

Shipping costs and delivery times are calculated at checkout based on destination and order contents.

Customs, Duties & Taxes

International orders may be subject to local import duties, taxes, or customs charges.

When UPS is selected at checkout, applicable duties and taxes are included in the total price. For other shipping services, duties and taxes may be charged separately on delivery and are the responsibility of the recipient.

Customs processing times may affect delivery estimates.


Returns

30-Day Return Policy

  • Items can be returned within 30 days of delivery
  • Products must be unused and in original condition
  • Return postage costs apply unless the item is faulty or incorrect


For full details, please visit our Shipping & Returns page.

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