Lead Slate, Pitch 36°-45°, suitable for TW Ø 175/180mm
At a Glance
- Made from premium milled code 4 lead
- Robust 1.8mm thickness ensures long-lasting durability
- Designed specifically for TWPro pipes with diameters of 175-180mm
- 150mm upstand provides optimal protection against water ingress
- Ideal for pitched roofs between 36°-45°
- Proudly made in the UK

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]
- Info
- Specs
- Install
- FAQs
The Lead Slate for pitched roofs between 36°-45° from National Flues is an essential choice for ensuring a secure, weatherproof seal where pipes penetrate tiled or slate roofs. Made in the UK from premium milled code 4 lead with a robust thickness of 1.8mm, this lead slate guarantees longevity and reliability under various weather conditions. The product features an upstand of 150mm, ensuring optimal protection against water ingress.
Designed specifically for TWPro pipes with diameters between 175-180mm, it provides a perfect fit for your chimney flue installations. Ideal for both professional installers and DIY enthusiasts, this lead slate not only enhances roof integrity but also ensures a neat and professional finish.
SKU: 32-180-TWLS45
Technical Specifications | |
---|---|
Material | Milled Code 4 Lead |
Thickness | 1.8mm |
Upstand Height | 150mm |
Base Size | 850 x 550mm |
Pipe External Range | 175-330mm |
Roof Pitch | 0-45u00b0 (Optimally for 36u00b0-45u00b0) |
Temperature Resistance | Up to 260u00b0C |
Compatible Pipe Diameter | TWPro u00d8175-180mm |
Internal Diameter | u00d8235mm |
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.
Compatible and other products that may be of interest...
National Flues Ltd Verdict
The Lead Slate, Pitch 36°-45°, suitable for TW Ø 175/180mm, is a top-notch product that exemplifies quality and durability. Whether you're retail or trade, we've got you covered with nationwide delivery and unbeatable prices.
This lead slate is used to create a weatherproof joint where a pipe penetrates a roof, ideal for tiled and slate roofs with pitches between 36°-45°.
National Flues is a trusted supplier of high-quality fireplaces and flues, offering reliable products and nationwide delivery. Known for excellent customer service, National Flues caters to both retail and trade customers with unbeatable prices.
