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POLYTHENE (200UM) 2M X 50M IR2 BLACK
All-purpose black builders film that meets all regulatory requirements
Generally used as underlay for concrete beds, nursery floors and under gravel beds
Please note: Black Polythene other than IR3 is not UV stabilised, with an expected life of approximately 3-4 months in direct sunlight
It is recommended the product remains covered to ensure a longer lifespan
Uses of Builders Film
Damp Proofing
- Builders film is often used as a damp proof membrane (DPM) in construction projects. It acts as a barrier to prevent moisture from rising through floors, walls, or other surfaces. This helps to protect buildings from issues like dampness, mold, and wood rot. Examples:
- Under concrete slabs: Builders film is placed under concrete floors to prevent moisture from seeping up from the ground.
- Wall protection: It is applied to walls during construction to prevent water ingress from the external environment.
Weatherproofing and Temporary Enclosures
- Builders film can be used to create temporary weatherproof enclosures around construction sites, especially in areas where the weather conditions can affect work progress. It provides a temporary, waterproof barrier to protect workers and materials from rain, wind, or snow. Examples:
- Temporary coverings: Builders film is used to protect building materials and unfinished structures during construction from harsh weather.
- Wind and rain barriers: It is often draped over scaffolding or frames to create a barrier that protects workers and materials from the elements.
How to Use Builders Film
Clean and Level the Surface
Ensure that the surface where the builders film will be applied is clean and free from sharp objects that could puncture the film. For use under concrete, the ground should be leveled and compacted.
Measure the Area
Measure the area where you need to apply the builders film, whether under concrete slabs, in walls, or on the ground. Cut the builders film to the required size, ensuring it overlaps with adjacent areas if needed (e.g., 90mm-120mm for underfloor use).
Lay the Film
Lay the builders film across the designated surface. For moisture and vapor barriers, ensure the shiny side faces down, and the film is spread smoothly with no wrinkles or gaps.
Overlap Edges
When applying the film across large areas (e.g., floors, walls), overlap the edges of the film by several inches to ensure a continuous barrier. Tape the seams with specialized adhesive tape to prevent moisture from seeping through.
Secure the Film
If necessary, secure the edges of the film by tacking it down with stakes or weight, particularly in outdoor or landscaping applications.
Cover with Other Materials
Once the builders film is in place, you can proceed with the construction or landscaping process (e.g., laying the concrete slab, installing flooring, or applying mulch). The film will remain as a protective barrier underneath.
Benefits of Builders Film
Waterproof and Moisture Resistant - Provides an effective barrier against moisture, making it ideal for damp proofing, vapor barriers, and weatherproofing.
Durable and Protective - Helps protect surfaces from damage during construction, renovation, or transportation of materials.
Versatile - Can be used in a variety of applications, including flooring protection, dust control, greenhouse covers, and temporary enclosures.
Easy to Handle - Lightweight and easy to cut to size, making it simple to apply to different surfaces or areas.
Cost-Effective - An affordable solution for a wide range of construction and building needs.
This text is designed to provide basic information, ideas and tips to support your project, it is not professional advice.
