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Storm Collar - Ø 100 (15-100-082)

National Flues presents the Storm Collar - Ø 100, a high-performance accessory designed for reliable chimney installations. Suitable for solid fuel, gas, and oil appliances, this storm collar guarantees a watertight seal and long-lasting durability. Ideal for both homeowners and tradespeople, it sets the standard in chimney accessories and ensures reliable protection against extreme weather conditions. Explore additional chimney accessories to complement your installation, enhancing both safety and efficiency.
Now only £22.99
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At a Glance

  • Durable stainless steel construction (304 outer, 316 inner)
  • Compressed rockwool insulation with high density (200kg/m³ TWPro, 128kg/m³ KC)
  • Fully welded design for robust performance and longevity
  • HETAS approved and CE marked for safety compliance
  • Designed for both solid fuel and gas/oil appliances
  • Ensures watertight chimney flue passage through the roof
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Friday, August 15th. 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.

Please Note: All dimensions refer to the internal diameter of flues. If unsure, please call 01670 206999 to ensure you choose the correct products.

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 Storm Collar - Ø 100 is an essential component for ensuring the longevity and efficiency of your chimney flue system. Designed to be used with solid fuel and gas/oil appliances such as wood stoves, gas coal effect fires, and boilers, this storm collar promises robust performance. Constructed with an outer skin of 304 grade stainless steel and an inner skin of 316 grade stainless steel, both 0.4mm thick, it is built to withstand harsh conditions.

The collar features compressed rockwool insulation with a density of 200kg/m3 in TWPro and 128Kg/m3. Fully welded for maximum durability, it maintains a required distance of 50mm from combustibles (60mm on KC). HETAS approved and CE marked, the TWPro designation numbers certify its compliance with rigorous standards.

Secure this product easily using a Locking Band and ensure you keep the specified distance from combustible materials such as wood or plasterboard.

SKU: 15-100-082

Technical Specifications
SKU15-100-082
Product NameStorm Collar - Ø 100
Materials304 Stainless Steel (0.40mm thick), 316L Stainless Steel (0.40mm thick)
InsulationCompressed Rockwool, 200kg/m³ (TWPro), 128kg/m³ (KC)
ApprovalsHETAS / CE
Installation Distances50mm from combustibles, 60mm from combustibles
Applicable AppliancesSolid fuel stoves, Gas/coal effect fires, Oil/Gas boilers
Additional ComponentsLocking Band recommended for secure fixing
When installing the Storm Collar - Ø 100, begin by ensuring that the flue passage is clean and ready. Position the collar approximately 25mm above the highest point of the roof flashing. Ensure that a Locking Band is used to secure the collar firmly in place. Apply a high-quality silicone bead around the top edge to achieve a watertight seal. Always maintain the necessary clearance from combustible materials as specified (50mm for TWPro and 60mm for KC). Double-check that all welds and joints are intact before finalising the installation, and consult the manufacturer’s guidelines if uncertain.

The Storm Collar - Ø 100 is suitable for solid fuel and gas/oil appliances including wood stoves, gas coal effect fires, oil, and gas boilers.

The storm collar is constructed with a 304 grade stainless steel outer skin and a 316 grade stainless steel inner skin, both 0.4mm thick, ensuring high durability.

Yes, the TWPro Storm Collar - Ø 100 is HETAS approved and CE marked, ensuring it meets stringent safety and performance standards.

You can secure the Storm Collar - Ø 100 using a Locking Band, and ensure it is installed approximately 25mm above the tallest part of the flashing.

A distance of 50mm should be maintained from any combustible materials such as wood or plasterboard for TWPro and 60mm for KC.

The silicone bead provides a final seal around the top edge of the storm collar and the flue, ensuring complete watertightness.

The insulation is compressed rockwool with a density of 200kg/m3 in TWPro and 128Kg/m3, ensuring effective thermal protection.

What our experts say!

"The Storm Collar - Ø 100 is a top choice for ensuring a watertight seal and protecting your chimney flue installation. Perfect for both retail and trade customers, we rarely are beaten on price and offer reliable nationwide delivery."

The Storm Collar - Ø 100 ensures watertightness and protects the chimney flue passage through the roof from extreme weather conditions.

National Flues is a leading supplier of fireplaces and flues in the UK, known for competitive prices and reliable nationwide delivery catering to both retail and trade customers.

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