Features & Benefits of our 580L Boxes
When you need a large storage box for your car that delivers exceptional performance and reliability, our 580 litre model represents the pinnacle of automotive storage solutions. These XXL hire units are some of the largest capacity boxes available, manufactured by Thule—the world's recognised expert in roof-mounted systems.
🔒 Triple Lock Security System
Our triple-lock security system ensures your belongings stay safe and secure during transport. Unlike cheaper alternatives with basic hook locks, this advanced mechanism provides multiple secure contact points that cannot be accidentally opened.
🚪 Dual Opening Design
The innovative dual-opening design allows access from both sides of your vehicle, making loading and unloading significantly easier, especially in tight parking spaces.
⚡ Power Grip Mount System
Featuring the advanced Power Grip mounting system, our boxes ensure a secure grip on your roof bars that cannot be overtightened. This professional system provides maximum security while protecting your vehicle's bars from damage.
📏 Massive 580L Capacity
With large capacity dimensions that accommodate everything from family holiday luggage to sports equipment, you'll have space for all your adventures without compromising interior comfort.
Technical Specifications
| Specification | Details |
|---|---|
| Capacity | 580 litres |
| External Dimensions | 205cm (L) x 84cm (W) x 44cm (H) |
| Weight | 23kg |
| Maximum Load | 75kg |
| Opening | Dual side opening (left and right) |
| Lock System | Triple slide lock mechanism |
| Mount System | Power Grip technology |
| Manufacturer | Thule (world leader in roof systems) |
Complete Buying Guide
Considering purchasing your own storage box? This comprehensive buying guide will help you make an informed decision about the best large boxes for your needs.
Choosing the Right Size
Size is the most critical factor when selecting a unit. Consider these key points:
- Vehicle compatibility: Measure your roof length and ensure the box won't overhang excessively.
- Storage needs: A 580L capacity suits families of 4-6 people for extended trips.
- Height considerations: Larger boxes affect vehicle height—check car park and bridge clearances.
- Aerodynamics: Bigger units can increase fuel consumption and wind noise.
Storage Considerations
One of the biggest challenges with ownership is dealing with storage problems:
- Garage space limitations—most units are 2+ metres long.
- Wall mounting systems can be complex and expensive.
- Outdoor storage leads to UV damage and deterioration.
- Seasonal storage costs in commercial facilities.
- Security concerns when stored outside.
Quality vs Budget: What to Look For
When comparing the best large storage boxes, quality makes a significant difference:
❌ Budget Box Issues
- Cheap plastic construction degrades quickly in UV light.
- Basic U-bolt mounting systems can damage roof bars.
- Simple hook locks may fail or open accidentally.
- Poor aerodynamics increase fuel costs.
- Limited warranty coverage.
✅ Premium Box Benefits
- UV-resistant materials maintain appearance and strength.
- Advanced mounting systems protect your vehicle.
- Multiple lock systems ensure security.
- Aerodynamic design minimises fuel impact.
- Comprehensive warranties and support.
The Hidden Costs of Ownership
Total Cost of Ownership Breakdown:
- Box Purchase: £550+ for quality models
- Roof Bars: £300+ for most vehicles (essential requirement)
- Professional Fitting: £50-100 (recommended for safety)
- Storage Solutions: £200+ for wall mounting systems
- Maintenance: Regular cleaning and inspection
Total Initial Investment: £1,100+
Depreciation and Resale Concerns
Consider the financial impact of depreciation costs:
- Boxes typically lose 30-40% of their value in the first year.
- UV damage and wear reduce resale appeal.
- Limited second-hand market compared to initial investment.
- Storage damage can significantly impact resale value.
Hire Option Summary
If storage, maintenance, and high upfront costs are concerns, our premium 580L box hire service is the perfect solution. Enjoy the benefits of a top-of-the-range Thule unit for your trip without the long-term commitment. We provide a full-service experience, including professional fitting and removal, ensuring your complete peace of mind. We offer roof box hire in Minehead and roof box hire in Taunton.
Hired vs. Purchased Box Comparison
| Feature | Hired Box (from Quantock Roofbox) | Purchased Box |
|---|---|---|
| Initial Cost | From £90 | £850 - £1,100+ (including bars) |
| Storage | Not required | Requires large, secure space (garage/shed) |
| Installation | Professional fitting included | DIY or paid professional fitting |
| Maintenance | Handled by us | Owner's responsibility |
| Equipment Quality | Guaranteed premium Thule model | Varies by budget |
| Depreciation | None | Loses 30-40% value in first year |
For full pricing details and to book, please see our homepage. Need more space? Consider adding a small trailer.
Ready to Experience Premium Box Hire?
Get access to professional-grade 580L boxes with expert fitting, premium security features, and zero storage hassles. Perfect for your next adventure without the ownership commitments.
Request a Quote Contact Us TodayCustomer Testimonials
"Perfect for our family holiday"
"The 580L roof box was massive! We fitted everything in with room to spare. The service from Quantock Roofbox was excellent."
- The Smith Family
"Made our trip so much easier"
"Hiring the XXL box was a great decision. No storage issues and the team fitted it for us. Highly recommended."
- Jane D.
Large Roof Box FAQs
What can I fit in a 580L roof box?
A 580-litre box is ideal for the luggage of a family of 4-6, or for bulky items like skis, snowboards, and camping gear. It's equivalent to the boot space of a large estate car.
Will a large roof box fit my car?
Our 580L boxes are best suited for medium to large cars, SUVs, and people carriers. We will confirm compatibility with your vehicle when you request a quote.
Does a large roof box affect fuel consumption?
Yes, any roof box will have a small impact on fuel consumption due to aerodynamics. Our premium Thule boxes are designed to be as aerodynamic as possible to minimise this effect.
How fast can I drive with a roof box?
The maximum recommended speed when driving with a roof box is 70mph. It's also important to drive more cautiously in high winds.