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Pack 604 - (150mm, P/C/PS/N/CNP/20-125-MR)
Discover the unparalleled quality of the Pack 604 chimney pot replacement kit from National Flues. This superior installation pack for MI-FLEX 316 and 904 flexible flue liners offers exceptional durability and compliance for wood, oil, gas, and smokeless coal applications. With its integrated top pl... More...
Discover the unparalleled quality of the Pack 604 chimney pot replacement kit from National Flues. This superior installation pack for MI-FLEX 316 and 904 flexible flue liners offers exceptional durability and compliance for wood, oil, gas, and smokeless coal applications. With its integrated top plate, top clamp, nose cone, increasing adaptor, and chimney notice plate, the Pack 604 provides a seamless solution for upgrading your existing chimney pot. Trust National Flues for competitively priced, reliable chimney solutions in the UK. Less...
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£50.49
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Buy with confidence. If you find this cheaper within 48 hours of checkout, we'll refund the difference.
At a Glance
All-inclusive chimney pot replacement kit
Suitable for wood, oil, gas, and smokeless coal applications
Includes top plate, top clamp, nose cone, adaptor, and chimney notice plate
Designed for MI-FLEX 316 and 904 flexible flue liners
Meets Building Regulations Document J requirements
High temperature resistance up to 600°C
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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 Pack 604 is an all-inclusive installation kit designed for use with MI-FLEX 316 and 904 flexible flue liners. It includes everything you need to complete your chimney system, ensuring compliance with Building Regulations Document J. The pack is suitable for appliances reaching up to 600°C and can be used with wood (with less than 20% moisture), smokeless coal, gas, and oil.
Designed to replace existing chimney pots, it features a top plate, top clamp, nose cone, increasing adaptor, and a chimney notice plate. Remember to install a cowl or terminal to protect against weather and birds. Regular maintenance and professional sweeping are essential for optimal performance.
SKU: 20-150-P604
Technical Specifications
SKU
20-150-P604
Dimensions
125mm to 150mm MR Flex Adaptation
Material
316L Stainless Steel
Applications
Wood, Oil, Gas, Smokeless Coal
Temperature Rating
Up to 600u00b0C (T600)
Compliance
HETAS / CE Approvals
System Compatibility
MI-FLEX Accessories MF20
• Ensure the flexible flue liner is completely enclosed within a masonry chimney as required by Building Regulations Document J.
• It is recommended that installation is carried out by a certified professional to ensure safety and optimal performance.
• The kit components – top plate, top clamp, nose cone, increasing adaptor, and chimney notice plate – must be fitted correctly to replace an existing chimney pot.
• Regular chimney inspections and annual professional sweeping are advised for ongoing safety and efficiency.
• Consider additional weather and bird protection with a suitable cowl or terminal if not already installed.
The Pack 604 includes a Top Plate (Ø 150mm), Top Clamp (Ø 150mm), Nose Cone (Ø 150mm), an Increasing Adaptor to Black Pipe or Single Wall Flue (Ø 125mm SW to Ø 150mm Flex), and a Chimney Notice Plate.
Yes, the Pack 604 is suitable for wood-burning stoves, provided the wood has less than 20% moisture content.
No, the MI-FLEX liner is not included in this kit. The Pack 604 contains all necessary components except the flexible flue liner itself.
The components in the Pack 604 are suitable for use on appliances up to 600°C (T600 designation).
Yes, Building Regulations Document J requires that a flexible flue liner must be completely enclosed inside a masonry chimney. Non-masonry enclosures like timber or plasterboard are not acceptable.
The chimney system should be inspected and cleaned at least once a year, preferably twice a year if used for solid fuel appliances. Professional sweeping by a HETAS registered sweep is recommended.
Yes, it is advisable to install a cowl or terminal on the chimney to protect against weather and bird ingress.
Delivery Information +
We work relentlessly to ensure you get your order fast.
Estimated delivery for this product is Tuesday, April 8th.
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. If you find it cheaper within 48 hours, we'll refund the difference.
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Read our buyers guide for this Pack 604 - (150mm, P/C/PS/N/CNP/20-125-MR)
Comprehensive Buyers Guide to Pack 604 – Chimney Pot Replacement Kit
When it comes to upgrading your home’s chimney, making an informed decision is paramount. The Pack 604 rightfully stands out as a complete chimney pot replacement kit, engineered for modern heating requirements and designed to meet the ever-strict Building Regulations Document J. In this detailed guide, we delve into the features, benefits, installation advice, and why National Flues is your trusted choice.
What is the Pack 604?
The Pack 604 is an all-inclusive installation kit specifically crafted for replacing existing chimney pots with a modern, efficient solution. It is compatible with MI-FLEX 316 and 904 flexible flue liners, ensuring that your chimney not only meets current safety standards but also provides optimal performance for appliances burning wood, oil, gas, or smokeless coal. This kit has been tested to withstand temperatures up to 600°C, making it ideal for high-performance heating systems.
Key Features and How They Benefit You
• Complete Component Set: The kit includes all necessary parts – a top plate, top clamp, nose cone, increasing adaptor, and chimney notice plate. This means you don’t need to source additional accessories, saving both time and money.
• High-Quality Material: Constructed from 316L stainless steel, the components deliver exceptional durability even under extreme conditions, ensuring longevity and resistance against corrosion.
• Versatility and Compatibility: Whether your appliance is fueled by wood, oil, gas, or smokeless coal, the Pack 604 adapts seamlessly to your needs. Its design accommodates a variety of fuels which makes it the smart choice for a range of heating systems.
• Compliance and Safety: Meeting the stringent requirements of Building Regulations Document J, this kit guarantees a safe installation. It has HETAS and CE approvals, which means professional installers can trust its performance and regulatory compliance.
Each feature of the Pack 604 has been designed not just to meet industry standards, but to exceed them, ensuring that homeowners enjoy both reliability and peace of mind.
Installation Advice and Safety Considerations
Installing the Pack 604 requires precision and adherence to safety guidelines. Professional installation is highly recommended because proper enclosure of the flexible flue liner within a masonry chimney is crucial for safety and performance. The kit comes with clearly specified components that are meant to replace the existing chimney pot entirely, provided that the installation instructions are carefully followed. Always consult a certified installer to verify that the system complies with your local building regulations and to gain further insights on maintenance routines.
Maintenance and Upkeep
A well-installed chimney system is only as good as its continued upkeep. Regular inspection and maintenance are key, particularly if your appliance is used frequently. Annual chimney sweeps, or even biannual services for solid fuel appliances, are strongly advised. This ensures that any build-up of soot or debris is promptly removed. Additionally, a weatherproof cowl or terminal, not included in the Pack 604 kit, should be considered to protect against adverse weather conditions and bird intrusion, which can affect the overall system integrity.
Objections Answered
Many homeowners question if a one-size-fits-all solution can really meet their unique installation needs. The fact is, the Pack 604 is designed for versatility. It integrates seamlessly with MI-FLEX flexible flue liners and supports a range of fuel types – meaning that whether you have a wood-burning stove or an oil appliance, this kit is up to the task. Another common concern is the durability of chimney systems. With its composition in high-grade 316L stainless steel, the Pack 604 guarantees long-term performance even under extreme conditions.
Potential buyers also wonder about the ease of installation. While the process may appear complex at first sight, the comprehensive nature of the kit simplifies procurement and assembly. The kit comes with every component required for a full installation, thereby eliminating the need for multiple purchases over time. For those who prefer a hands-off experience, professional installation ensures that every element is fitted to perfection.
Why Choose National Flues?
National Flues has built a reputation as a leading supplier of chimney and fireplace accessories in the UK. The brand stands for reliability, exceptional customer service, and competitive pricing, making it the go-to choice for both retail and trade customers. When you choose the Pack 604, you are not only opting for a superior quality product but also for the expertise that comes with National Flues’ longstanding industry presence. Trust that your chimney system will be safe, efficient, and compliant with current regulations.
Conclusion
Choosing the right chimney pot replacement kit is a crucial decision that affects both the efficiency and safety of your home heating system. The Pack 604 offers an expertly engineered, comprehensive solution that addresses common issues such as material durability, ease of installation, and regulatory compliance. With National Flues at the helm, you can be confident in a product that is built to last and engineered to deliver optimal performance.
For those who value quality, safety, and long-term value, the Pack 604 is an investment in your home’s future. It combines practicality with innovation, ensuring that your chimney is not only up-to-date with the latest safety standards but also optimized for performance across a range of fuel types. By addressing potential installation challenges head-on and providing clear guidance, National Flues makes the entire process as straightforward as possible. Don’t compromise on your home’s safety—make the smart choice with the Pack 604.
buy now or call 01670 206 999.
National Flues Ltd Verdict
The Pack 604 is a top-notch chimney pot replacement kit, delivering excellent performance and durability. At National Flues, we hardly ever lose on price and provide reliable nationwide delivery for both retail and trade customers.
The Pack 604 is designed for replacing the existing chimney pot and installing a new flue liner system, ensuring compliance with safety regulations and optimal performance.
National Flues is a leading supplier of fireplaces and flues in the UK, known for unbeatable prices, reliable delivery, and excellent customer service for both retail and trade customers.
Secure your home's efficiency and safety today – order Pack 604 now!
