No 5 EPDM Masterflash 102-178mm (4 to 7 inch) - Low Temp.
At a Glance
- Composed of high-quality EPDM for outstanding weather and UV resistance
- Operates in an impressive temperature range from -55°C to 135°C
- Single-piece construction ensures quick and hassle‐free installation (approx. 5 minutes)
- Versatile design fits various roof pitches and profiled sheeting or flat panel surfaces
- Comes with a Standard Fixing Kit including sealant, screws, and caps for secure attachment

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 No 5 EPDM Masterflash 102-178mm (4 to 7 inch) is designed with both versatility and durability in mind. Ideal for use on profiled sheeting and flat panel surfaces, it can withstand temperatures ranging from -55°C to 135°C. Crafted from high-quality EPDM, this flashing is specially compounded for maximum resistance against weathering, ozone, and ultraviolet light, ensuring long-lasting performance.
Its single-piece construction facilitates swift and straightforward on-site installation, typically taking no more than five minutes to complete. The adaptable base is engineered to securely seal various panel configurations and roof pitches, regardless of the pipe location. For installation, simply trim the opening to fit your pipe diameter, slide the flashing over the pipe, form it to the roof profile, apply sealant, and secure with the provided screws and caps from the Standard Fixing Kit.
SKU: 32-501
Technical Specifications | |
---|---|
SKU | 32-501 |
Product Name | No 5 EPDM Masterflash 102-178mm (4 to 7 inch) - Low Temp. |
Base Size Diameter | 280 x 280mm |
Pipe External | 101-210mm |
Roof Pitch | 0-18u00b0 |
Temperature Range | 100u00b0C Continuous / 135u00b0C Intermittent |
Material | High-quality EPDM |
Installation Time | Approximately 5 minutes |
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 No 5 EPDM Masterflash 102-178mm is an excellent choice for both trade and retail customers. Its durability and ease of installation make it a favourite. At National Flues, we pride ourselves on offering competitive prices and dependable nationwide delivery.
The No 5 EPDM Masterflash is designed to create a secure seal around external pipe diameters on profiled sheeting and flat panel surfaces, providing a durable and weather-resistant solution.
National Flues is a trusted supplier of fireplaces and flues in the UK, renowned for competitive pricing, reliable delivery, and serving both retail and trade customers nationwide.
