Mayland 21 Boat Cover Guide: Sizes, Materials & Prices

Introduction: Why Your Mayland 21 Deserves a Bespoke Cover

Embarking on new adventures aboard your Mayland 21, whether cruising the tranquil Thames, navigating the Grand Union Canal, or exploring the picturesque Norfolk Broads, is a joy like no other. This iconic 21-foot vessel, with its comfortable 7-foot 10-inch beam, deserves the ultimate protection from the unpredictable British weather. A high-quality, bespoke boat cover is not just an accessory; it's an essential investment, safeguarding your interior, preserving your upholstery, and maintaining your boat's value for years to come. Here at UK Boat Covers, a family-run business based in Oxfordshire, we specialise in crafting custom solutions for boats like yours. Our Mayland 21 covers start from just £1,034 for robust PVC, and from £1,144 for premium Acrylic, ensuring a perfect fit and unparalleled durability.

Why Choose a Bespoke Cover for the Mayland 21?

The Mayland 21, with its distinctive cabin structure, windscreen, and specific cockpit layout, is far from a 'one-size-fits-all' vessel. Universal covers, designed for generic boat shapes, invariably result in poor fitment, leaving areas exposed to rain, UV damage, and even wind flapping that can cause abrasion. Our bespoke covers are meticulously crafted to hug every contour of your 7ft 10in beam and 21ft length, from the bow to the transom, ensuring maximum protection and a sleek aesthetic. We understand the nuances of the Mayland 21's hull shape and deck configuration, guaranteeing no water pooling and optimal ventilation. Our unique postal copy service is specifically designed to achieve this flawless fit: simply send us your old cover, and we’ll replicate its exact dimensions in superior marine-grade fabric, creating a cover that fits like a glove.

See our Mayland 21 model page for full specifications and cover options.

Cover Types Available for the Mayland 21

For your Mayland 21, several cover types offer tailored protection depending on your needs on the Thames, Grand Union Canal, or Broads. A full canopy cover provides comprehensive weatherproofing for the entire cockpit, essential for overnight stays or extended periods ashore. Tonneau covers are ideal for protecting the open cockpit area when moored or in storage, keeping rain and debris out while allowing ventilation. For a quick shield, cockpit covers are perfect for everyday use. We also craft custom spray hoods, offering shelter while underway, and robust winter covers designed to withstand the harshest elements during off-season storage. Each type is precision-made to fit the Mayland 21's specific dimensions, ensuring every inch of your boat is safeguarded, from the helm to the aft seating.

• Full Boat Canopy - Complete weather protection
• Tonneau Cover - Cockpit and deck coverage
• Cockpit Cover - Targeted cockpit protection
• Spray Hood - Windscreen and helm shield
• - Seasonal protection

Best Materials for Mayland 21 Covers

Choosing the right material for your Mayland 21 cover is crucial for its longevity and performance, especially given its typical use on inland waterways. Our PVC marine fabric is an incredibly robust, fully waterproof option, excellent for long-term outdoor storage and heavy rain protection. It’s highly durable and resistant to mildew, offering exceptional value and a long lifespan, perfect for a workhorse cover on the Broads or Thames. Alternatively, our premium Acrylic fabric offers superior breathability, making it ideal for preventing condensation and mildew in humid conditions, which can be beneficial on inland waterways. Acrylic also boasts excellent UV resistance, retaining its colour and strength over many years. While both are highly waterproof, Acrylic offers a more traditional canvas aesthetic and exceptional resistance to fading, ensuring your Mayland 21 always looks its best.

Compare materials in detail: Our fabrics page | Material comparison guide

Measuring Your Mayland 21 for a New Cover

Accurately measuring your Mayland 21 is paramount for a perfect cover fit, though our postal copy service simplifies this immensely. If you're providing measurements, start with the overall length from the bow to the stern (21ft) and the maximum beam (7ft 10in). Beyond these core dimensions, consider the height from the deck to the top of any windscreen, grab rails, or fixed cabin structures. It’s vital to account for any existing fittings that the cover needs to clear or secure around. However, the easiest and most precise method for Mayland 21 owners is undoubtedly our postal copy service. By simply sending us your existing, well-fitting cover, we eliminate all potential measuring errors, ensuring the new cover replicates the exact contours and attachment points, guaranteeing a flawless, hassle-free fit every time.

Need help? See our size guide or use our postal copy service to skip measuring entirely.

Mayland 21 Cover Prices

Investing in a bespoke cover for your Mayland 21 offers unparalleled value, starting from just £1,034 for our durable PVC options and £1,144 for premium Acrylic. The final price can vary slightly based on the specific cover type, material choice, and any custom features you might require. What truly sets UK Boat Covers apart, run by Ryan and our family team in Oxfordshire, is our promise of no VAT. This means you instantly save 20% compared to competitors who must charge VAT, making our high-quality, bespoke covers exceptionally competitive. While universal covers might seem cheaper initially, their ill-fitting nature often leads to premature wear and potential damage to your Mayland 21, costing more in the long run. Our bespoke solution ensures long-term protection and peace of mind, delivered with a rapid 6-day turnaround.

View full price list | Request a personalised quote

How to Fit a Cover on Your Mayland 21

Fitting your new bespoke Mayland 21 cover is designed to be straightforward, thanks to our precision manufacturing. When securing your cover, ensure all attachment points – typically press studs, bungee cords, or straps – are evenly tensioned around the 21ft length and 7ft 10in beam. Pay particular attention to the cockpit area and how the cover interacts with your windscreen, grab rails, and any unique Mayland 21 deck fittings. Proper tension is crucial to prevent water pooling, especially over the larger cockpit space, which can stretch the fabric and compromise waterproofing. Always ensure adequate ventilation where possible to deter mildew, particularly when stored on the Thames, Grand Union Canal, or Broads. Our covers are crafted to account for the Mayland 21's specific features, ensuring a snug, protective fit that's easy to deploy and secure.

Caring for Your Mayland 21 Cover

Proper maintenance is key to extending the life of your Mayland 21 boat cover, especially when exposed to the varied conditions of the Thames, Grand Union Canal, or Broads. Regularly clean your cover with mild soap and water, scrubbing gently to remove dirt, bird droppings, and mildew, which can accumulate in damp inland environments. Avoid harsh chemicals or pressure washers, as these can damage the fabric's waterproofing and UV resistance. Ensure the cover is completely dry before folding for storage, particularly during winter, to prevent mildew growth. Periodically re-treat the fabric with a suitable water repellent if you notice water absorption rather than beading. With consistent care, your bespoke PVC or Acrylic cover from UK Boat Covers can protect your Mayland 21 for many seasons, far outlasting generic alternatives.

More tips: Cleaning guide |

Our Postal Copy Service for Mayland 21 Owners

Our innovative postal copy service is a game-changer for Mayland 21 owners across the UK, making the process of getting a perfectly fitting cover incredibly simple and convenient. Here’s how it works: you simply package up your old Mayland 21 cover – even if it’s torn or damaged – and post it to us at our Carterton, Oxfordshire workshop. Once it arrives, our skilled family team, led by Ryan, meticulously use your old cover as a precise template. We then expertly cut and sew your brand-new, marine-grade PVC or Acrylic cover, replicating every detail and dimension of your original. Best of all, we guarantee to dispatch your custom-made Mayland 21 cover within just 6 working days, ensuring you receive a perfect fit without ever needing to bring your boat to us.

1. Post your old cover to UK Boat Covers, Carterton, Oxfordshire
2. We create a perfect copy using your old cover as a template
3. Choose PVC or Acrylic marine-grade fabric
4. Receive within 6 days via tracked UK delivery

Learn more about our postal service