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Pack 605 - (150mm, P/C/N/CNP/20-125-MR/RC) (20-150-P605)

National Flues presents the Pack 605 Installation Kit, engineered for the professional installation of MI-FLEX 316L and 904 flexible flue liners. This comprehensive kit is perfect for both trade professionals and homeowners seeking a reliable chimney installation solution. Featuring a robust design built from 316L stainless steel, the kit ensures compliance with Building Regulations Document J while offering versatility for wood, oil, gas, and smokeless coal applications.
Now only £89.99
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At a Glance

    Complete installation kit including 150mm Top Plate, Top Clamp, Nose Cone, Increasing Adaptor (125mm SW to 150mm Flex), Chimney Notice Plate, and 150mm Rain Cap

    Specifically designed for use with MI-FLEX 316L and 904 flexible flue liners

    Compatible with a range of fuel types: wood, oil, gas, and smokeless coal

    Complies with Building Regulations Document J for safe chimney installations

    Constructed from durable 316L stainless steel ensuring longevity

Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, July 8th. This is based on current lead times for this product. If you need a stove, or other bulky product, to be delivered by a specific time in the next 7 days, then please give us a call on 01670 206 999. We can sometimes 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 and you can read in our blog about they types and terms and conditions for warranties. Mi-Flex flue liner, for example, comes with a lifetime guarantee. Give us a call if you want to know about a specific warranty. Returns for damaged items are covered by insurance; non-damaged returns incur return delivery costs.

Best 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.

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.

Have Questions?
Phone: 01670 206999
Email: [email protected]

The Pack 605 Installation Kit from National Flues provides everything you need to professionally install MI-FLEX 316L and 904 flexible flue liners. This kit includes a 150mm Top Plate, Top Clamp, Nose Cone, Increasing Adaptor from 125mm SW to 150mm Flex, a Chimney Notice Plate, and a 150mm Rain Cap. Perfect for scenarios where you need to remove an existing chimney pot or if the chimney lacks a pot.

Adhering to Building Regulations Document J, this high-quality kit ensures safe installation within a masonry chimney and is suitable for use with wood (moisture content <20%), smokeless coal, gas, and oil appliances operating up to 600°C.

SKU: 20-150-P605

Technical Specifications
SKU20-150-P605
Material316L Stainless Steel
Top Plate Size150mm
Adaptor125mm SW to 150mm Flex
ComponentsTop Clamp, Nose Cone, Chimney Notice Plate, Rain Cap
CertificationsHETAS, CE
Fuel CompatibilityWood (under 20% moisture), Smokeless Coal, Gas, Oil
Operating TemperatureUp to 600u00b0C
Before commencing installation, ensure your masonry chimney is clean, structurally sound, and compliant with all relevant regulations. Follow these steps: - Carefully read the Building Regulations Document J guidelines. - Securely fit the 150mm Top Plate at the chimney opening. - Attach the Top Clamp and position the Nose Cone correctly. - Install the Increasing Adaptor to facilitate the transition from a 125mm chimney pot to a 150mm flexible liner. - Affix the Chimney Notice Plate and install the 150mm Rain Cap to protect against weather damage. - Use appropriate tools and personal safety equipment throughout the process, and consult a HETAS registered professional if uncertain about any steps.

It includes a 150mm Top Plate, Top Clamp, Nose Cone, Increasing Adaptor 125mm SW to 150mm Flex, 150mm Rain Cap, and a Chimney Notice Plate.

No, the MI-FLEX liner is not included and must be purchased separately.

This kit is suitable for use with wood (under 20% moisture), smokeless coal, gas, and oil appliances up to 600°C.

Yes, it complies with Building Regulations Document J, requiring that a flexible flue liner be fully enclosed inside a masonry chimney.

For solid fuel applications, it is recommended to sweep the chimney at least twice a year, at the end of and before the heating season.

Only use brushes suitable for stainless steel chimneys. Do not use chemical cleaners or mild steel tools.

Sweeping must be conducted by a competent person. For solid fuel systems, it's best to employ HETAS registered sweeps.

What our experts say!

"The Pack 605 Installation Kit is an excellent option for those looking to install MI-FLEX 316L and 904 flexible flue liners. At National Flues, we provide reliable nationwide delivery to both retail and trade customers. With competitive pricing and quality assurance, this kit stands out as a top choice."

The Pack 605 Installation Kit is used for the professional installation of MI-FLEX 316L and 904 flexible flue liners in a masonry chimney.

National Flues is a leading supplier of fireplaces and flues across the UK, offering competitive prices and reliable delivery services for both retail and trade customers.

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