No 4 EPDM Masterflash 76-152mm (3 to 6 inch) - Low Temp.
At a Glance
- - Premium EPDM construction for excellent weather and UV resistance
- - Versatile design suitable for profiled sheeting and flat panel roofs
- - Accommodates pipes between 76mm and 152mm (3 to 6 inches)
- - Withstands extreme temperatures from -55°C up to 135°C
- - Simple, one-piece design for a five-minute 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: sales@nationalflues.com
- Info
- Specs
- Install
- FAQs
The No 4 EPDM Masterflash 76-152mm (3 to 6 inch) - Low Temp is tailored for use on profiled sheeting and flat panel surfaces. With an impressive temperature resistance range from -55°C to 135°C, this Masterflash is designed for low-temperature applications. Constructed from EPDM, a material chosen for its superior resistance to weathering, ozone, and ultraviolet light, this flashing promises longevity and durability.The single-piece design ensures a swift and uncomplicated installation process, often taking no more than five minutes.
The base is crafted to adapt seamlessly to various panel configurations and roof pitches, ensuring a tight seal irrespective of pipe location.INSTALLATION INSTRUCTIONS:1. Choose an appropriate pipe opening and trim it using a Stanley knife or scissors.2. Slide the flashing over the pipe.
Lubricate with grease if necessary.3. Mould the flashing to match the roof’s profile.4. Apply the included sealant from the Fixing Kit.5.
Secure using the screws and caps supplied in the Fixing Kit.One Standard Fixing Kit is required for installing this flashing.
SKU: 32-401
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 No 4 EPDM Masterflash 76-152mm (3 to 6 inch) - Low Temp is a top-notch product, perfect for a wide range of roofing applications. With its quick installation and high resistance to weathering, it is a dependable solution. At National Flues, we pride ourselves on reliable delivery nationwide, catering to both retail and trade customers.
The No 4 EPDM Masterflash is designed to provide a secure and weather-resistant seal around pipes on profiled sheeting and flat panel roofing surfaces in low-temperature environments.
National Flues is a leading supplier of fireplaces and flues across the UK. Renowned for their competitive pricing and reliable delivery, they cater to both retail and trade customers, ensuring high-quality products and exceptional service.
