






Fischer Duopower Wall Plugs 8x40 Box of 100
The fischer DuoPower 8 x 40 is a universal wall plug designed for tradespeople, DIYers, and installers who need a reliable fixing solution across multiple building materials. Thanks to its intelligent 2-component design, it automatically adapts to the substrate - expanding, folding, or knotting depending on the wall type. That means fewer plug types to carry, faster installs, and secure load-bearing performance whether you’re working with concrete, brick, plasterboard, or aerated concrete
Collection available from Bridgwater, Somerset
Usually ready in 1 hour
Delivery & Returns
Royal Mail Tracked 24 – £4.95 or FREE for orders over £30.
Service aims to deliver the next working day from despatch.
- Order before 2pm Monday to Thursday for same day dispatch.
- Orders placed after 2pm Friday to Sunday will be shipped on Monday.
Returns
We think you'll love it, but if you need to make a return, no need to worry. You can return an item you are not completely happy with for exchange or refund within 30 days of purchase. Terms and conditions apply.
If you’ve ever stood in front of a wall wondering which plug to use, the Fischer DuoPower Wall Plug takes the uncertainty out of the job.
Its dual-material construction combines a rigid grey nylon body with flexible red expansion wings. Together, they intelligently adapt to the base material: expanding in solid brick, folding in hollow blocks, or knotting in plasterboard.
The result? A single plug that works almost everywhere, giving you strong, vibration-resistant fixings without carrying multiple product types. The 8 x 40 size is especially versatile for medium-duty applications like shelving, brackets, lighting, bathroom fittings, and electrical installations.
With a load capacity of up to 110 kg in concrete and 62 kg in solid brick, the DuoPower 8 x 40 provides peace of mind for both professional trades and serious DIY projects. The narrow plug rim prevents slipping into the drill hole, while anti-rotation serrations keep it firmly in place during screw insertion.
Whether you’re fitting kitchen cabinets, mounting radiators, or securing fixtures in mixed substrates, this plug delivers consistent results and reduces call-backs.
Technical Specs
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Product: fischer DuoPower 8 x 40
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Drill diameter: 8 mm
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Anchor length: 40 mm
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Min. drill hole depth: 50 mm
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Min. panel thickness: 12.5 mm
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Screw compatibility: 4.5 – 6.0 mm wood or chipboard screws
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Load capacity:
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Concrete: up to 110 kg
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Solid brick: up to 62 kg
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Hollow brick: up to 25 kg
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Aerated concrete: up to 10 kg
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Plasterboard (12.5 mm): up to 15 kg
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Packaging: 100 pcs (folding box)