Typhoon Performance Products Ltd

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Typhoon Bolt Protection Cap
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In Stock — Ready to dispatch

Typhoon Bolt Protection Cap

High-visibility Typhoon bolt protection caps designed to protect exposed bolt heads from corrosion, weather damage, and impact. Durable push-fit plastic caps suitable for structural steel, construction, and infrastructure applications.

Fast UK Dispatch
Fire Certified
Bulk Discounts
Fast UK Dispatch
Bulk Discounts

Price range: £7.96 through £88.94

UNSURE ON SIZE? SEE OUR BOLT CAP SIZE GUIDE:

Select Quantity:
Total: —
Need 1,000+ units? Request a Trade Quote
Secure checkout
Estimated Delivery
1-2 Working Days
Order before 4pm (UK) for same-day dispatch
Complete Range of Bolt Cap Sizes & Variations

Typhoon Bolt Caps are available in a comprehensive range of metric sizes from M12 to M64, including specialised options such as nut side, bolt head side, and extra grip variants. This ensures a precise fit across a wide range of applications and installation types.

Each cap is engineered to protect exposed bolts and threads from damage, corrosion, and environmental exposure. Ideal for demanding environments, Typhoon Bolt Caps help maintain structural integrity and reduce long-term maintenance costs.

Our online store is designed for smaller quantity orders, with simple checkout and fast processing.
For orders over 1,000 units, we provide a tailored service via direct enquiry, ensuring the most cost-effective solution for large-scale projects.

We offer delivery across the UK and internationally (EXW UK), using trusted couriers such as DHL Express and freight services. Shipping is calculated based on order requirements, urgency, and delivery method to ensure reliable fulfilment.

Manufactured to a high standard, Typhoon Bolt Caps are built for durability and consistent performance. With options including standard caps, extra grip versions, and specialised fittings, they are suitable for a wide range of industrial and construction applications.

Fitting Types & Sizes
Nut Side
UCNH
Bolt Head
UCBH
Available Metric Sizes — Click for dimensions
M12 M16 M20 M24 M27 M30 M36 M42 M45 M48 M52 M64
M12 Bolt Cap
H Ø
Bolt Size M12
Cap Diameter (Ø) 22mm
Cap Height (H) 18mm
Fits Bolt Thread M12 × 1.75
M20 Extra Grip version also available
High-visibility safety yellow finish
Durable impact-resistant plastic construction
Protects bolts from weather, corrosion & damage
Quick and easy push-fit installation
Available in multiple bolt sizes (M12–M64)

How It Works

Get your fire-rated bolt caps in three simple steps

1

Select Your Size

Choose from our range of metric sizes (M12 – M64) and select nut side or bolt head fitting

2

Choose Quantity

Order per box or pallet. Need 1,000+ units? Contact us for bulk pricing and freight options

3

Fast Delivery

UK stock ships fast. International orders via DHL Express or sea freight depending on urgency

Fire Rated Protection
Corrosion Resistant
UK Stock - Fast Dispatch
International Shipping
Fire Rated Protection
Corrosion Resistant
UK Stock - Fast Dispatch
International Shipping

Typhoon bolt protection caps are designed to shield exposed bolt heads and nuts from damage, corrosion, and weather exposure. Manufactured from high-visibility impact-resistant plastic, these caps provide a durable protective cover that helps extend the lifespan of structural fixings.

Commonly used across construction, structural steel, rail, highways, and industrial installations, Typhoon bolt caps offer a simple but effective solution for protecting critical fastening points while improving site safety and visibility.

Each cap fits securely over exposed bolts, helping prevent water ingress, corrosion, and accidental contact with sharp edges.

Key Features

  • High-visibility safety yellow finish

  • Durable impact-resistant plastic construction

  • Protects bolts from weather, corrosion, and mechanical damage

  • Helps improve site safety and hazard visibility

  • Quick and easy push-fit installation

  • Available in multiple bolt sizes

Typical Applications

  • Structural steel connections

  • Bridge and highway infrastructure

  • Rail installations

  • Industrial frameworks

  • Construction projects

Weight N/A
Size

M12, M16, M20, M24, M27, M30, M36, M42, M45, M48, M52, M64
Cap Type

Bolt, Nut, Bolt Head, Extra Grip

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Why Choose Typhoon Products?

See how our certified bolt caps compare to generic alternatives

Feature Typhoon Products Generic Alternatives
Fire Certification
Corrosion Resistance
Full Size Range (M12-M64)
UK Stock - Fast Dispatch
Technical Support
Bulk/Trade Pricing

Not Sure Which Size You Need?

Our bolt caps come in metric sizes from M12 through to M64, with options for both nut side (UCNH) and bolt head side (UCBH) fittings. If you’re unsure which size or fitting type you need, our technical team can help you find the right product for your application.

Contact Our Technical Team
We Can Help With
Sizing Advice
Find the right cap for your bolts
Not sure which size fits your bolts? Our caps range from M12 to M64 with options for nut side and bolt head fittings. View Size Guide
Bulk Orders
1,000+ units with trade pricing
Ordering 1,000+ units? Get preferential freight rates and competitive bulk pricing. We'll tailor a quote for your project. Request Bulk Quote
International Shipping
DHL Express & freight options
We ship UK and internationally (EXW UK) via DHL Express and sea freight. Delivery calculated based on order size and urgency. Get Shipping Quote