Lead Slate, Pitch 36°-45°, suitable for TW Ø 125mm
At a Glance
- - Made in the UK from high-quality milled code 4 lead
- - Suitable for roof pitches from 36° to 45°
- - Designed to work with TWPro 125mm flue systems
- - Generous base size of 750mm x 750mm for optimal coverage
- - Robust 1.8mm thickness for long-lasting durability
- - 150mm upstand for effective weatherproof sealing

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
Our Lead Slate Flashing, designed for roofs with a pitch between 36° and 45°, ensures a perfect weatherproof seal for your chimney flue installations. Expertly crafted in the UK from high-quality milled code 4 lead, this flashing boasts a robust 1.8mm thickness. The 150mm upstand and generous 750mm x 750mm base size make it suitable for various roof types, including both tiled and slate.
Compatible with TWPro flue systems of 125mm diameter, our lead slate flashing is an excellent choice for those seeking durability and long-lasting performance.
SKU: 32-125-TWLRG45
Technical Specifications | |
---|---|
Model | TW 125mm |
Base Dimensions | 750mm x 750mm |
Roof Pitch | 36u00b0-45u00b0 |
Lead Thickness | 1.8mm |
Upstand | 150mm |
Flue Diameter | 125mm (TWPro) |
Temperature Rating | 260u00b0C |
Material | Milled Code 4 Lead |
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
National Flues' Lead Slate is a top-tier product, providing a reliable weatherproof roofing solution. Perfect for both retail and trade customers. Enjoy our unbeatable prices and reliable nationwide delivery.
This lead slate is used to create a weatherproof seal where a flue pipe penetrates a roof, preventing water ingress and ensuring longevity.
National Flues is a trusted supplier of high-quality fireplaces and flues to retail and trade customers across the UK. Renowned for unbeatable prices and reliable delivery, National Flues offers secure online payments and exceptional customer service.
