The Scrim Tape Range Trusted by UK Plasterers

Designed to solve the everyday problems plasterers face — from edge fraying to poor adhesion — our scrim tapes deliver lasting, professional results every time.

FEEDBACK FROM THE TRADE

NEW TO THE SCRIM RANGE

waterproof construction tape

HD Blue Scrim - 50MM x 90M

Best For:

  • Cement boards, concrete boards, magnesium oxide boards
  • Magply, Smartply, Dukkarboard
  • Wetrooms and AQUA panels
  • Demanding environments (internal & external)

Key Strengths:

  • Tensile Strength: 120N/50mm
  • Waterproof: Completely waterproof
  • Coating: ALKAMAXX advanced alkaline resistance
  • Adhesion: High tack; bonds to rough, coarse surfaces
  • Mesh: Heavy-duty fibreglass with thicker weave

Use When:

  • You’re working with cement-based substrates or challenging construction surfaces
  • Complete waterproofing is essential
  • Maximum strength is required
waterproof construction tape

Blueline Scrim - 50MM x 90M

Best For:

  • Plasterboards and moisture-resistant plasterboards
  • Tapered and square edge boards
  • Internal applications where water resistance is needed but not full waterproofing
 

Key Strengths:

  • Tensile Strength: 48N/50mm
  • Moisture Resistant: Excellent in damp areas
  • Mesh: Finer weave for a smoother finish
  • Stickiness: Thinner and stickier for easier application
  • Adhesion: High strength adhesive – great on smooth boards

Use When:

  • You’re working with cement-based substrates or challenging construction surfaces
  • Complete waterproofing is essential
  • Maximum strength is required

FREQUENTLY ASKED QUESTIONS

HD Orange Scrim is built for tougher jobs — it has higher tensile strength and 25% more adhesive, making it great for heavy-duty projects. It also has a finer mesh for extra support. White Scrim is ideal for everyday tasks where you don’t need as much strength. Both are professional grade and help stop cracks from forming.

HD Blue Scrim is fully waterproof, making it ideal for wet rooms and AQUA panels. Blueline Scrim is water-resistant, so it’s better suited for damp areas like bathrooms or kitchens, and works well with moisture-resistant plasterboard.

Walther Strong scrims are designed with the user in mind — each product has been developed and improved over time to offer top performance.

  • HD Orange Scrim has a finer mesh, 25% more adhesive, and excellent tensile strength for tough jobs.

  • HD Blue and Blueline Scrims stand out with waterproof and moisture-resistant options — features rarely found elsewhere.

  • Drylining HD Scrim is double the length to boost efficiency and pairs perfectly with the MARSHALLTOWN gun, making corner work and patching faster and easier.

You get premium quality, smart features, and reliable performance — all in one range.

Yes — all Walther Strong scrims are made with our ALKAMAXX coating. This gives them added protection against the high alkalinity found in fresh plaster, which can break down lower-quality tapes over time. With ALKAMAXX, our scrims stay strong, durable, and crack-resistant for the long haul.

It depends on the job and environment. For standard drylining, White Scrim or Drylining HD Scrim are great everyday options. For heavier-duty work, choose HD Orange Scrim for extra strength. If you’re working in wet areas like bathrooms or wet rooms, go with HD Blue Scrim for full waterproof protection. For damp or moisture-prone spaces, Blueline Scrim is ideal thanks to its water-resistant design.

Yes — all Walther Strong scrims are self adhesive, making them quick and easy to apply straight from the roll. No need for extra glue or mess. They stick firmly in place, saving you time and helping you get a clean, professional finish every time.

NEED TECHNICAL ADVICE OR WANT TO REQUEST A SAMPLE?

Just email us at enquiries@waltherstrongandco.com — or tap the 'Call Now' button below to speak directly with our team.

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