Screw-FIX Long Tail Increaser - Ø 175-200mm
At a Glance
- - Premium 0.6mm 316-grade stainless steel construction
- - Designed for MI-FLEX 316 and 904 flexible flue liners
- - Provides a seamless 25mm transition between rigid and flexible flue systems
- - Complies with Building Regulations Document J for masonry chimney installations
- - Suitable for wood (moisture <20%), smokeless coal, gas and oil appliances
- - Withstands temperatures up to 600°C (T600 designation)
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 Screw-FIX Long Tail Increaser - Ø 175-200mm is a premium accessory in our MI-FLEX range, expertly designed for seamless integration with both MI-FLEX 316 and 904 flexible flue liners. Crafted from 0.6mm 316-grade stainless steel, this durable adaptor ensures a smooth transition from rigid single-wall connecting flue systems to flexible flue liners, offering a 25mm increase. Compliant with Building Regulations Document J, this increaser must be installed within a masonry chimney.
Suitable for use with wood (moisture <20%), smokeless coal, gas, and oil appliances, it withstands temperatures up to 600°C (T600 designation). For a secure and gas-tight installation, it is advisable to use fire cement, ceramic rope or tape, or high-temperature sealant. Regular maintenance, including annual sweeping by a competent person, is essential to ensure optimal performance and safety.
Avoid using chemical cleaners or mild steel tools to prevent damage.
SKU: 25-175-MRLT
| Technical Specifications | |
|---|---|
| Product Name | Screw-FIX Long Tail Increaser - u00d8 175-200mm |
| Material | 0.6mm 316-grade stainless steel |
| Compatible Systems | MI-FLEX 316 and 904 flexible flue liners |
| Transition Increase | 25mm |
| Operating Temperature | Up to 600u00b0C (T600 designation) |
| Compliance | Building Regulations Document J, CE / HETAS |
| Fuel Compatibility | Wood (<20% moisture), smokeless coal, gas, oil |
| Installation Requirement | Must be installed within a masonry chimney |
| Recommended Sealants | Fire cement, ceramic rope or tape, high-temperature sealant |
Delivery Information +
We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Tuesday, April 8th. 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.
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National Flues Ltd Verdict
The Screw-FIX Long Tail Increaser - Ø 175-200mm stands out with its high-quality construction and reliable performance. Perfect for both retail and trade customers, this product ensures a smooth transition between flue systems. National Flues offers unbeatable prices and dependable nationwide delivery, making it an excellent choice for your chimney needs.
The Screw-FIX Long Tail Increaser is designed to smoothly transition between rigid single-wall flue systems and MI-FLEX flexible flue liners.
National Flues is a leading supplier of high-quality fireplaces and flues in the UK, offering unbeatable prices, reliable delivery services, and specialised solutions for both retail and trade customers.
