RES 3 SILICONE 275-450mm (11-18 inch) - High Temp.
At a Glance
- Designed for tiled roofs with pipe diameters of 275-450mm (11-18 inches)
- Withstands high temperatures: 225°C continuous, 260°C intermittent
- Constructed with an environmentally safe, lead-free aluminium base
- Features a SILICONE rubber upstand with a 20-year life
- Adaptable to roof pitches from 20° up to 45°
- Innovative pull tab design for quick, precise installation

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 RES 3 Silicone Flashing is designed specifically for tiled roofs and can accommodate external pipe diameters from 275mm to 450mm (11 to 18 inches). Constructed with an environmentally safe, lead-free aluminium base, this flashing is both durable and eco-friendly. The SILICONE rubber upstand boasts a 20-year life, ensuring long-term performance and reliability.
Its built-in 20° pitch allows it to adapt to nearly any roof pitch, including angles up to 45°. The innovative pull tab design and smooth tear grooves make installation a breeze, eliminating the need for cutting with a knife and enabling a perfect circular hole.
SKU: 12-301RESHT
Technical Specifications | |
---|---|
SKU | 12-301RESHT |
Base Size | 890 x 890mm |
Pipe External Diameter | 275-450mm (11-18 inches) |
Roof Pitch | 20u00b0 built-in, adaptable to 45u00b0 |
Temperature Range | 225u00b0C continuous, 260u00b0C intermittent |
Durability | 20-year life for SILICONE upstand |
Material | Lead-free aluminium base with SILICONE rubber upstand |
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 RES 3 Silicone 275-450mm (11-18 inch) - High Temp Flashing is a versatile and reliable solution for tiled roofs. With a temperature resistance range from -74°C to 260°C and an easy installation process, it's a top choice. Plus, we offer nationwide delivery and cater to both retail and trade customers.
The RES 3 Silicone Flashing is used for sealing around pipes on tiled roofs, ensuring a secure fit while offering high temperature resistance and long-term durability.
National Flues is a leading supplier of fireplaces and flues across the UK, known for competitive pricing, reliable delivery, and excellent service to both retail and trade customers.
