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Mi-Flash No 3 EPDM Flashing 300-450mm (12-18 inch) - Low Temp. (12-3-TILE)

National Flues brings you the Mi-Flash No 3 EPDM Flashing, a premium solution for sealing pipes on tiled and slate roofs. Designed for low temperature environments, this product offers exceptional durability, rapid installation, and outstanding weather resistance. As an essential accessory for any modern roofing project, the Mi-Flash No 3 is the ideal choice for UK homeowners and professionals alike.
The price you pay today £107.99
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At a Glance

    Durable EPDM material with temperature resistance from -55°C to 135°C
    One-piece construction ensures installation in under 5 minutes
    Robust 800mm x 800mm aluminium base for superior sealing
    Suitable for tiled and slate roofs
    Designed to accommodate external pipe diameters of 300mm to 450mm (12-18 inch)
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We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Monday, June 30th. This is based on current delivery times for this product. Delivery for products not in our warehouses can be delayed because of third party carriers. If you need a stove, or other bulky product, to be delivered by a specific time in the next 7 days then please give us a call. We can sometimes reduce longer lead times if we pay the carrier £25 for express delivery. Visit our Shipping Information page for more information.

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All our products come with warranties and you can read in our blog about they types and terms and conditions for warranties. Mi-Flex flue liner, for example, comes with a lifetime guarantee. Give us a call if you want to know about a specific warranty. Returns for damaged items are covered by insurance; non-damaged returns incur return delivery costs.

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Phone: 01670 206999
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The Mi-Flash No 3 EPDM Flashing, suitable for external pipe diameters of 300mm to 450mm (12-18 inches), is meticulously designed for tiled or slate roofs. Constructed from durable EPDM, it boasts an impressive temperature resistance range from -55°C to 135°C. This flashing is engineered with a unique one-piece construction, enabling on-site installations to be completed in under five minutes.

Its robust 800mm x 800mm aluminium base is crafted to form a secure seal across various panel configurations and roof pitches, regardless of pipe location. Enhanced with compound EPDM, it offers maximum resistance against weathering, ozone, and UV radiation.

SKU: 12-3-TILE

Technical Specifications
Product NameMi-Flash No 3 EPDM Flashing 300-450mm (12-18 inch) - Low Temp
SKU12-3-TILE
MaterialEPDM with aluminium base
External Pipe Diameter300mm to 450mm (12-18 inch)
Aluminium Base Dimensions800mm x 800mm
Temperature Range-55u00b0C to 135u00b0C
Roof TypeTiled or Slate
Installation TimeUnder 5 minutes
Designed UsageLow Temperature, High Weather Resistance
1. Measure the installation area and cut the flashing to size if required. 2. Clean the roof surface thoroughly to ensure optimal adhesion. 3. Apply a generous layer of silicone sealant to the back of the EPDM flashing. 4. Carefully remove any overlapping tiles and slide the flashing over the pipe. 5. Secure the flashing onto the roof with appropriate fasteners, ensuring alignment with the roof pitch. 6. Re-fit the tiles around the newly installed flashing, making sure each junction is sealed properly. 7. Inspect all fitted areas to ensure a uniform and secure installation, preventing moisture ingress.

It is suitable for both tiled and slate roofs.

It fits external pipe diameters ranging from 300mm to 450mm (12-18 inches).

The EPDM material is temperature-resistant from -55°C to 135°C.

The one-piece design allows for most installations to be completed in about five minutes.

The EPDM material is specifically compounded for maximum resistance to weathering due to ozone and ultraviolet light.

1. Adjust or cut the flashing to the correct size. 2. Apply silicone sealant to the back. 3. Remove tiles and slide flashing over the pipe. 4. Fasten to the roof. 5. Arrange tiles to fit around the flashing.

The aluminium base measures 800mm x 800mm.

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