We use cookies to ensure a smooth, secure, and ever-improving experience on our website. By continuing to browse, you agree to our use of cookies as detailed in our Cookie Policy. Enjoy your visit and let us now if you need any help!
Cookie Preferences
We use different types of cookies for various purposes. Please select which you allow:
Leca 50L Bag (90-LECA)
National Flues offers the premium Leca 50L Bag, a superior chimney insulation solution designed to enhance your flue’s performance. This lightweight expanded clay aggregate product is ideal for improving heat retention, boosting flue draw and ensuring long-lasting durability. Perfect for both domestic heating upgrades and trade applications, our LECA solution is complemented by a range of optional accessories to further optimise your installation.
Hover to Zoom / Click for Gallery
In Stock
£26.99
Give us a call if you find it cheaper and we'll try to price match.
At a Glance
Lightweight & stable design
Superior heat retention for improved draw
Unique cellular structure for optimal insulation
Completely insoluble and exceptionally durable
×
Email Product
Enter your email address to send the product details:
We Won't Be Beaten On Price
At National Flues, we continuously monitor competitor prices. This ensures that we consistently offer you the best deals on all our products. Here’s how we keep your costs low:
Daily Price Matching: Our team adjusts prices to ensure we stay competitive.
Bulk Purchasing Power: We sell a lot, so we can negotiate better rates with suppliers, passing the savings directly to you.
Operational Efficiency: We have streamlined processes to reduce overhead.
Price Match Guarantee: If you find the same product cheaper within 48 hours, we’ll match it and refund the difference.
Free Delivery Over £100: Orders over £100 are free delivery (call us if delivery is required outside the mainland UK).
“I saved 20% on my purchase compared to other retailers. Exceptional service!” – Jane D.
The Leca 50L Bag provides an outstanding solution for insulating your chimney flue. This lightweight and stable material features a unique cellular inner structure, which significantly enhances insulating qualities. Leca retains heat where it's most needed, improving the overall draw of the flue, thus ensuring an efficient and safe heating system.
Completely insoluble, Leca does not dissolve, making it the ideal choice for a long-lasting chimney insulation solution. Whether you are a retail customer looking to improve your home heating or a trade customer seeking reliable products, the Leca 50L Bag is a top-notch option.
SKU: 90-LECA
Technical Specifications
Product
Leca 50L Bag
Capacity
50 Litres
Material
Lightweight Expanded Clay Aggregate (LECA)
Application
Chimney flue insulation
Key Features
Insoluble, stable, superior heat retention, unique cellular structure
To install the Leca 50L Bag, first ensure the chimney flue is clean and free of debris. Pour or pack the LECA carefully around the flue to create an even insulating layer. Follow local building regulations and the manufacturer's guidelines for a safe installation. Optional accessories, such as flue liners or support brackets, are available to further optimise the installation and ensure long-term performance.
LECA stands for Lightweight Expanded Clay Aggregate. It is a versatile and efficient material used for insulating chimney flues and other construction purposes.
LECA provides excellent heat retention and stability for your chimney flue, improving draw and efficiency. Its insoluble nature ensures long-lasting performance without deterioration.
LECA’s unique cellular inner structure enhances insulating qualities, helping to retain heat and improve the draw of the flue, leading to a more efficient and safer heating system.
Yes, LECA is an eco-friendly option for flue insulation. It is made from natural clay, which is expanded and then becomes lightweight and highly insulating.
LECA is suitable for most chimney flues and is particularly effective in improving the performance and efficiency of wood-burning and multi-fuel stoves.
LECA is typically poured or packed around the flue inside the chimney stack. This ensures an even and effective insulating layer.
You can purchase the Leca 50L Bag directly from National Flues. We offer secure online payments for retail customers and trade accounts with competitive pricing and reliable delivery nationwide.
Delivery Information +
We work relentlessly to ensure you get your order fast.
Estimated delivery for this product is Wednesday, April 30th.
If you need faster stove or fireplace delivery please give us a call.
We can often reduce longer lead times if we pay the carrier £25 for express delivery.
Visit our Shipping Information page for more information.
Warranty & Returns +
All our products come with warranties. Mi-Flex offers a lifetime guarantee.
Returns for damaged items are covered by insurance; non-damaged returns incur return delivery costs.
Price Match Guarantee +
We will match any price like for like on a retail basis. Give us a call if you find it cheaper and want to buy from us.
Read our review in our Leca 50L Bag buyers guide
Introduction
The Leca 50L Bag from National Flues is an outstanding solution for anyone looking to improve their chimney flue’s performance. This guide will provide you with a detailed overview of the product, its benefits, and tips on how to enhance its performance with optional accessories. Whether you are a homeowner or a professional installer, understanding the ins and outs of the Leca 50L Bag will help you achieve maximum efficiency from your flue system.
What is LECA?
LECA stands for Lightweight Expanded Clay Aggregate. It is a versatile material renowned for its insulating properties, which make it ideal for maintaining and improving the performance of a chimney flue. Thanks to its unique cellular structure, LECA not only enhances heat retention but also reinforces the structural stability of the insulation layer. This prevents heat loss and ensures that your chimney operates more efficiently.
Benefits of the Leca 50L Bag
Enhanced Insulation: The Leca 50L Bag provides a superior insulating barrier that retains heat within the chimney, ensuring that warm air remains where it is needed most. This results in more efficient heating and lower energy bills.
Improved Flue Draw: By creating a stable and insulating surround, LECA helps to improve the draw of your chimney. This is especially important for wood-burning stoves and multi-fuel systems, where a good draw is essential for safe and effective operation.
Durability and Reliability: One of the standout features of LECA is its insoluble nature, meaning it will not deteriorate over time. This results in a long-lasting solution for both new installations and retrofit projects, reducing the need for frequent maintenance or replacement.
Safe Installation: The product is designed for easy and safe installation. It can be poured or packed into place, creating a uniform layer around the flue that maximises insulation. For those uncertain about installation techniques, additional accessories and support tools are available to ensure a secure fit and optimal performance.
Installation Tips and Optional Accessories
Before beginning your installation, make sure to read through all manufacturer guidelines and local building codes. Clean the flue thoroughly and ensure it is free of any debris or blockages.
Installation Process:
- Prepare the site by ensuring a clean area around the flue.
- Pour or carefully pack the Leca into the designated space, ensuring an even distribution.
- Use any optional support accessories if required to maintain structural stability during installation.
Optional Accessories:
While the Leca 50L Bag is effective on its own, there are several accessories available that can further enhance its performance. These include flue liners, insulation support brackets, and sealing tapes. These optional additions can provide extra reassurance regarding the longevity and effectiveness of your insulation system.
Addressing Common Objections
Potential customers often have concerns regarding installation complexity, long-term durability, and overall cost. Here are some common questions we hear:
Is LECA difficult to install?
Not at all. The product is designed for straightforward application, whether you are a seasoned professional or a DIY enthusiast. Our comprehensive installation guidelines, alongside optional support accessories, simplify the process significantly.
How long will the insulation last?
Due to its completely insoluble nature, LECA is extremely durable and is designed to withstand the test of time. Once installed, it will continue to provide efficient insulation with minimal maintenance required.
Is this a cost-effective solution?
Absolutely. Improved insulation leads to better fuel efficiency and lower heating costs over time. The initial investment in the Leca 50L Bag pays off through long-term energy savings and enhanced safety.
Why Choose National Flues?
National Flues is committed to providing high-quality products at competitive prices. Our focus on reliable delivery and exceptional customer service makes us a trusted name in chimney and flue insulation. The Leca 50L Bag is a testament to our dedication to quality and performance, offering a solution that is both practical and efficient.
Practical Applications
The Leca 50L Bag is suitable for a range of applications. It is ideal for new installations as well as upgrades in existing systems. The product works excellently with a variety of heating systems, including wood-burning stoves and multi-fuel units. Its versatility makes it a go-to choice for both retail customers and trade professionals who demand reliable and long-lasting results.
Final Thoughts
The Leca 50L Bag is more than just an insulation product; it is an investment in the efficiency and safety of your heating system. With its superior heat retention properties, ease of installation, and compatibility with optional accessories, it stands out as a market leader. We encourage you to explore our full range of products and accessories to create a bespoke insulation solution that meets your specific needs.
Add to cart or call 01670 206 999.
Compatible and other products that may be of interest...
