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Gather Hood (400x300) - Ø 300 (20-300-GHL)

At National Flues, our Gather Hood (400x300) - Ø 300 stands as the perfect complement to MI-FLEX flexible flue liners. This high-quality accessory not only ensures efficient escape of flue gases for open fireplaces but also upholds the safety standards required by UK regulations. Combining robust 316L stainless steel construction with superior design, this product is ideal for diverse fuel types including wood, smokeless coal, gas, and oil. Rely on our innovative chimney accessories to deliver l Read more...
The price you pay today £196.99
including free delivery Give us a call if you find it cheaper and we'll normally price match.

 

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At a Glance

    Essential accessory for MI-FLEX flexible flue liners
    Designed for optimal flue gas escape
    Constructed from high-quality 316L stainless steel
    Complies with BSEN 1856-2 T600 N1 standards
    Suitable for wood (<20% moisture), smokeless coal, gas, and oil appliances
    Enhances chimney system efficiency and safety
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.

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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 Gather Hood (400x300) - Ø 300 is a vital component in the installation of MI-FLEX 316 and 904 flexible flue liners. Designed to fit seamlessly in chimney systems, this gather hood aids in the efficient escape of flue gases from an open fireplace, directing them up the chimney liner. Building Regulations Document J mandates that flexible flue liners be fully enclosed inside a masonry chimney, ensuring safety and compliance.

Ideal for appliances operating up to 600°C (T600 designation), it's perfect for wood with less than 20% moisture, smokeless coal, gas, and oil. Secure connections are crucial; use fire cement, ceramic rope, tape, or high-temperature sealant for a gas-tight seal. Ensure your chimney system is designed for easy cleaning and maintenance by a competent person.

Regular maintenance, including sweeping by HETAS registered professionals, is recommended, especially for solid fuel appliances, to prevent blockages and deposits.

SKU: 20-300-GHL

Technical Specifications
Dimensions400 x 300 mm
Minimum Diameter300 mm
Material316L Stainless Steel
Temperature RatingUp to 600u00b0C (T600)
Fuel CompatibilityWood (<20% moisture), Smokeless Coal, Gas, Oil
CertificationsHETAS, CE
InstallationFixed to the base and top of the chimney chamber using high temperature sealants such as fire cement or ceramic rope
For optimal performance, install the Gather Hood by securely fixing it to both the base and the top of the chimney chamber. Begin by ensuring proper measurements and a clean working area. Use appropriate high-temperature sealants like fire cement, ceramic rope, or specialised tape to achieve a gas-tight seal. Double-check that the flexible flue liner is completely enclosed within the masonry chimney, and refrain from leaving any visible sections of the liner. Regularly inspect for any signs of wear or damage and adhere to maintenance routines as specified by building regulations. Always engage a HETAS registered professional for chimney sweeping and maintenance.

The Gather Hood (400x300) - Ø 300 is primarily used to facilitate the escape of flue gases from an open fireplace into a flexible flue liner, directing them efficiently up the chimney.

Yes, the gather hood complies with Building Regulations Document J, requiring that flexible flue liners be fully enclosed inside a masonry chimney.

The gather hood is suitable for wood with less than 20% moisture, smokeless coal, gas, and oil appliances, supporting temperatures up to 600°C (T600 designation).

The gather hood should be attached to the base of the chimney and the top of the chimney chamber. Use fire cement, ceramic rope, tape, or high-temperature sealant to ensure a gas-tight seal.

No, the flexible flue liner must be completely enclosed within the masonry chimney, with no flex visible at any time.

Chimney maintenance should be performed at least once a year. For solid fuel appliances, sweeping is recommended twice a year, at the end and start of the heating season.

Chimney sweeping should be carried out by a competent person, ideally a HETAS registered professional, to ensure safe and thorough cleaning.

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