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:
Triplelock 80m Dia x 44m Z PACK (Liner ONLY) (4Z-80-44)
National Flues proudly presents the Triplelock 80m Dia x 44m Z PACK Liner, a high-quality, single skin flexible flue liner engineered specifically for relining masonry chimneys. This robust chimney liner features advanced TRIPLELOCK sealing technology and is crafted from premium 316L stainless steel, ensuring longevity, reliability, and optimal performance for both gas and oil appliances. As a trusted supplier, National Flues combines quality craftsmanship with competitive pricing and exceptional customer service, making it the first choice for discerning homeowners and trade professionals alike.
Hover to Zoom / Click for Gallery
In Stock
£453.49
with free delivery
Give us a call if you find it cheaper and we'll try to price match.
At a Glance
Durable 316L grade stainless steel construction
0.10mm thickness for reliable performance
Advanced TRIPLELOCK seal with five convolutions
Certified to BS EN 1856-2, Kitemarked and CE approved
Compatible with gas and oil appliances, designed for high temperatures up to 260°C
×
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 Triplelock 80mm Diameter x 44m Z Pack is a top-notch single skin flexible flue liner, perfect for relining within masonry chimneys. This liner is constructed from durable 316L grade stainless steel and boasts a thickness of 0.10mm, ensuring longevity and reliability. With five convolutions between each seam and a TRIPLELOCK seal, this flue liner guarantees superior performance.
Ideal for use with gas appliances (as per the fire manufacturer's specifications) and oil appliances up to 28 seconds, this flue liner can handle temperatures up to 260°C. Kitemarked to BS 715 and tested to BS EN 1856:2 standards, the Triplelock flue liner meets rigorous quality and safety criteria. Ensure a secure and efficient installation by following our step-by-step guide.
SKU: 4Z-80-44
Technical Specifications
SKU
4Z-80-44
Diameter
80mm
Length
44m
Material
316L grade stainless steel
Thickness
0.10mm
Joint Method
TRIPLELOCK Seal
Designations
EN1856-2 T250 N1 D V3 L50010 G
Kitemarked
Yes
CE Approved
Yes
Warranty
10 Year Conditional Warranty
Maximum Temperature
260u00b0C
Appliance Compatibility
Gas (as per manufacturer specifications), Oil up to 28 seconds
Installation must always be carried out from the top of the chimney to ensure that the liner is fed properly and securely. Begin by testing a small section of the liner to confirm it fits down your chimney with ease. Secure a piece of string to the Nose Cone (a separate accessory available to complement your flue liner) and attach it to the top of the liner. Pull the liner gently down the chimney while continuously feeding it from above. It is crucial to check the compatibility of your chimney structure and maintain proper clearances as specified in the installation guide. Always follow manufacturer recommendations and seek professional advice if uncertain about any step.
The Triplelock flue liner is suitable for gas appliances (as specified by the fire manufacturer) and oil appliances up to 28 seconds, accommodating temperatures up to 260°C.
The flue liner has a diameter of 80mm and a length of 44m. It is made from 316L grade stainless steel with a thickness of 0.10mm.
Yes, the Triplelock flue liner is Kitemarked to BS 715 and has been approved and tested to BS EN 1856:2 standards.
Installation should always be carried out from the top of the chimney. Secure a piece of string to the Nose Cone (ordered separately) and attach it to the flue liner. Pull the liner down the chimney with the string while feeding it from the top.
It is recommended that chimneys serving gas and oil appliances be swept and maintained at least once a year or as frequently as needed based on usage.
Before installing the flue liner, ensure it will fit down your chimney by pulling down a small section of the liner to test it. Sweep the chimney, and check the condition of your pot.
The TRIPLELOCK seal involves folding the flue liner seam in three planes, providing a highly secure and leak-proof connection between sections.
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 Triplelock 80m Dia x 44m Z PACK (Liner ONLY) buyers guide
Triplelock 80m Dia x 44m Z PACK Liner – A Comprehensive Buyers Guide
When choosing a flue liner for your chimney, it is vital to select a product that guarantees both safety and effectiveness. The Triplelock 80m Dia x 44m Z PACK Liner is designed to meet modern building regulations and provide a reliable solution for relining masonry chimneys. In this detailed guide, we will cover everything you need to know about this product, addressing common concerns, highlighting its key benefits, and explaining how to install and maintain it.
Product Overview
The Triplelock flue liner is engineered from high-grade 316L stainless steel and features a thickness of 0.10mm. Its design incorporates an innovative TRIPLELOCK seal with five meticulously folded convolutions between each seam. This helps ensure a secure, leak-proof connection that is compliant with BS EN 1856-2 standards. With its 10-year conditional warranty, you can be confident in the quality and long-term performance of this product. Additionally, the liner is Kitemarked to BS 715 and CE approved, reinforcing its safety credentials.
Key Features and Benefits
Durable Construction: The use of premium 316L grade stainless steel provides superior resistance to corrosion, making it ideal for long-term exposure in harsh environments. This ensures that your chimney remains protected year after year.
TRIPLELOCK Sealing Technology: The advanced TRIPLELOCK seal, characterised by five robust convolutions, guarantees a leak-free installation. This innovative design minimises the risk of flue gas escape, thereby enhancing safety and efficiency.
Versatile Appliance Compatibility: Suitable for gas appliances (as specified by the fire manufacturer) and oil appliances for periods up to 28 seconds, this liner is adaptable to different heating systems. This versatility makes it a smart investment for varying household requirements.
Stringent Compliance: Meeting rigorous standards such as BS EN 1856-2, Kitemarked to BS 715, and CE approved, the liner offers a high degree of reliability and adherence to industry safety protocols. The product is rigorously tested to ensure that it can withstand temperatures up to 260°C without compromising performance.
Installation and Maintenance
Installation Process:
- Always begin the installation from the top of the chimney.
- Secure a piece of string to the Nose Cone (sold separately as an optional accessory) and attach it to the top of the liner.
- Gently pull the liner downwards while continuously feeding it from above. This technique ensures a smooth, even installation.
- Prior to installation, perform a test pull of a small section of the liner to confirm its compatibility with your chimney dimensions.
Regular Maintenance:
Maintaining your chimney and liner is crucial for ensuring ongoing efficiency. We recommend that chimneys are swept and inspected at least once a year, or more frequently depending on usage. Regular maintenance not only prolongs the life of your liner but also ensures that your heating system operates safely at all times.
Optional Accessories and Enhancements
To complete your flue installation, consider exploring our range of optional accessories such as the Nose Cone and securing kits. These accessories are designed to work seamlessly with the Triplelock liner, ensuring a more robust and secure installation. They offer additional support during the installation process and help refine the overall safety and efficacy of your chimney system.
Addressing Common Concerns
Worried about fit?
Always perform a test pull of the liner before committing to the full installation. This helps you confirm that your chimney can accommodate the liner comfortably.
Concerned about installation difficulty?
Detailed, step-by-step instructions are provided to simplify the process. If you need further assistance, our expert team is available to offer advice and answer any queries.
Is the product truly safe?
Absolutely. With compliance to strict industry standards and rigorous testing to withstand high temperatures, the Triplelock flue liner is engineered to protect both your home and loved ones.
Final Thoughts
Investing in a high-quality flue liner like the Triplelock 80m Dia x 44m Z PACK is a proactive step towards enhancing the safety and efficiency of your heating system. Whether you are replacing an old liner or updating your chimney, this product provides a durable, reliable solution that meets stringent safety standards. The ease of installation, coupled with the option to complement your purchase with additional accessories, makes it a comprehensive package for both DIY enthusiasts and professional installers. Every aspect of this product has been designed with longevity and performance in mind. Our commitment to quality ensures that you receive a product that not only performs exceptionally well but also offers excellent value for money. By choosing National Flues, you are investing in a product that is backed by expertise and a strong reputation for reliability. Discover the benefits of superior design, competitive pricing, and dedicated customer service with the Triplelock Liner. Its robust performance, combined with a straightforward installation process, makes it the ideal choice for ensuring a secure and efficient chimney system.
Buy now or call 01670 206 999.
Ensure top performance and lasting quality by securing your Triplelock flue liner today.
×
Select Product Options
×
Product added
Would you like to keep shopping or head to checkout?
