Pegdev Polythene Sheeting - 20m x 4m

Black Heavy Duty Polythene Plastic Sheeting DPM 250 Micron / 1000 Gauge. This heavy duty black pol...

Best current price£12.00from B&Q

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B&QB&Q - PegdevPdl 1M X 4M 1000G Black Heavy Duty Polythene Plastic Sheeting Garden Diy 250Mu
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DebenhamsPegdev Unisex Black 1M X 4M 1000G Heavy Duty Polythene Plastic Sheeting Garden Diy 250Mu
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The RangePegdev - Pdl Pegdev 1M X 4M 1000G Black Polythene Sheeting 250Mu - Black
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OnBuy.comPdl - Pegdev 4M 1000G Black Heavy Duty Polythene Plastic Sheeting Garden Diy 250Mu (2Mx4m) 8800228348968
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£20.14
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Product Information

Full details

The Pegdev 1000 Gauge (250 Micron) Black Polythene Sheeting is a heavy-duty, versatile solution designed for both professional construction contractors and dedicated DIY gardeners. It serves as an effective damp-proof membrane (DPM) for concrete flooring while offering enough flexibility for tasks like weed control or temporary structural repairs. While its high tensile strength makes it extremely durable, its significant weight and thickness can make it cumbersome to handle in tight indoor spaces without assistance.

All features

Model Part NumberPegdev
BrandPegdev

Extended Product Information

FAQs

Is this plastic food-grade?

No, this polythene sheeting is intended for construction and landscaping purposes, not for food contact or storage.

Can this be used for ponds?

While it is durable, it is not specifically formulated as a pond liner. For long-term water retention, we recommend dedicated EPDM or specialized pond liners.

How do I join two pieces together?

Use a wide, high-tack professional-grade duct tape or DPM jointing tape to ensure a moisture-proof seal.

Is it UV resistant?

The material is designed for outdoor durability, but extreme and prolonged direct sunlight will eventually degrade any polythene over several years.

Does this thickness qualify as a DPM?

Yes, 1000 gauge (250 micron) is the industry standard for damp-proof membranes in residential concrete flooring applications.

Can I paint over this?

No, polythene is a non-porous material and paint will not adhere to the surface.

Troubleshooting

Sheet is shifting or blowing away

Use heavy-duty ground pegs or place gravel/timber along the edges to anchor it.

Moisture is seeping through joints

Ensure a minimum 150mm overlap and apply waterproof construction-grade tape along the seam.

Material is difficult to unfold

Work in a flat, open area and recruit a second person to help unroll the sheet to avoid creasing.

Pros and Cons

Pros

  • Meets building regulations for DPM use in concrete flooring
  • Superior tear and puncture resistance due to 1000 gauge thickness
  • Versatile for both heavy construction and light gardening tasks
  • Excellent barrier against moisture and debris
  • Cost-effective solution for large-scale landscaping or building projects

Cons

  • Material is heavy and can be difficult to maneuver alone
  • Stiff nature makes it harder to fold into complex shapes
  • Requires proper cutting tools for clean edges

Setup, Compatibility & Care

For DPM applications, ensure the surface is clear of sharp rocks or debris that could puncture the plastic. Overlap sheets significantly to maintain integrity. When using outdoors for greenhouse insulation or plant protection, secure the edges firmly with pegs or weighted timber to prevent wind uplift. For care, this sheeting requires little maintenance; simply hose it down if it becomes muddy. If stored, keep it rolled in a cool, dry place away from direct sunlight to extend its lifespan, despite its weather-resistant properties. Avoid using box cutters or sharp blades directly on finished surfaces when trimming the material.

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