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Premium PH Cowl (Natural) - Ø 180 (20-180-PHCMP)

National Flues presents the Premium PH Cowl (Natural) - Ø 180, a high-quality flue terminal that combines elegance with robust performance. Designed for MI-FLEX flexible flue systems, this premium chimney cowl offers integrated rain cap and bird guard features, ensuring effective protection while meeting BSEN standards. This stainless steel accessory is an ideal choice for homeowners and trade professionals seeking a durable, efficient, and aesthetically pleasing chimney solution.
The price you pay today £99.99
Give us a call if you find it cheaper and we'll normally price match.
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At a Glance

    Meets BSEN 1856-2 standards
    Integrated rain cap ensures superior protection against water ingress
    Built-in bird guard prevents wildlife intrusion
    Compatible with MI-FLEX flexible flue liners (316 and 904)
    Suitable for multiple fuels: wood (<20% moisture), oil, gas, and smokeless coal
    Secure attachment with a standard jubilee clip
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, July 1st. This is based on current delivery times for this product. Delivery for products not in our warehouses can be delayed because of third party carriers. 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. 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.

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 Premium PH Cowl (Natural) - Ø 180 is a top-tier flue terminal designed to be used with MI-FLEX 316 and 904 flexible flue liners, ensuring a complete and efficient chimney system. This high-performance cowl integrates a rain cap and bird guard to protect your chimney from water ingress and wildlife, while also complying with the latest BSEN standards. Suitable for appliances operating up to 600°C, this versatile cowl can be used with wood containing less than 20% moisture, smokeless coal, gas, and oil.

The Premium PH Cowl secures easily to the flexible flue liner using a standard jubilee clip, ensuring a firm and reliable installation.

SKU: 20-180-PHCMP

Technical Specifications
SKU20-180-PHCMP
Material316L Stainless Steel
FinishNatural / Stainless Steel
StandardBSEN 1856-2 T600 N1 W V2 L50012 G
SystemMI-FLEX Accessories MF20
Fuel CompatibilityWood (<20% moisture), Oil, Gas, Smokeless Coal
Max Temperature600u00b0C
AttachmentStandard Jubilee Clip
ComplianceHETAS / CE
The Premium PH Cowl features a design that allows for installation without the need to remove your chimney pot. To install, ensure that the flexible flue liner is properly positioned, then secure the cowl using the standard jubilee clip provided. Periodic checks are advised to maintain a secure fit and optimal performance. Always follow the manufacturer's guidelines, and avoid using chemical cleaners or harsh tools to maintain the integrity of the stainless steel finish.

It is used to protect chimneys from water ingress and wildlife, while also supporting the vertical weight of the flexible flue liner.

Yes, it complies with the latest BSEN standards and Building Regulations Document J.

It can be used with appliances running on wood (less than 20% moisture), smokeless coal, gas, and oil.

The cowl is secured to the flue liner using a standard jubilee clip.

Yes, the integrated design allows for installation without removing the pot.

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

No, chemical cleaners or mild steel tools should not be used to clean the cowl or flue system.

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