Triplelock - Flue Adaptor - Ø 100
At a Glance
- Securely connects flexible liners to rigid pipes
- Manufactured in durable 316L stainless steel (0.10mm thick)
- Designed specifically for gas and light oil appliances (up to 28 sec.)
- Precision engineering for a leak-free, tight fit
- Complies with BS 715:1993 safety standards
- Easy-to-install, reliable component for chimney systems

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]
- Info
- Specs
- Install
- FAQs
The Triplelock Flue Adaptor Ø 100 is an essential component for connecting your flexible liner to a rigid single wall pipe, especially near the base of your stack. This adaptor is meticulously designed to fit tightly, ensuring no leaks or loose connections. The insertion of the liner into the adaptor is straightforward and secure, held firm with high-grade stainless steel screws and sealed with either fire cement or high-temperature sealant (not included).
It's suitable for use on appliances powered by gas or oils up to 28 seconds, making it versatile and dependable for a variety of heating systems.
SKU: 34-100-A
Technical Specifications | |
---|---|
SKU | 34-100-A |
Diameter | 100mm (4 inches) |
Material | 316L Stainless Steel, 0.10mm thick |
Certifications | BS 715:1993 |
Warranty | 2 Years |
Manufacturer | Mi-Flues Ltd |
Design | Triplelock |
Compatible Fuels | Gas and oils up to 28 sec. |
Delivery Information +
We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Thursday, April 3rd. 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.
National Flues Ltd Verdict
The Triplelock Flue Adaptor Ø 100 is a top-tier piece of kit that ensures a snug and secure connection for your flue system. Perfect for gas and oil appliances, this adaptor meets the highest standards of quality and reliability. Plus, with National Flues' unbeatable prices and dependable nationwide delivery, you're always in safe hands. We proudly serve both retail and trade customers.
This flue adaptor is used to connect a flexible liner to a rigid single wall pipe near the base of a chimney stack, ensuring a secure and tight fit.
National Flues is a leading supplier of fireplaces and flues in the UK, renowned for competitive pricing, reliable delivery, and exceptional customer service. Serving both retail and trade customers nationwide.
