STOPGAP 1200 Pro & STOPGAP 1200 Liquid – High Performance Two-Part Smoothing Compound (20kg + 5L Kit)
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STOPGAP 1200 Pro & STOPGAP 1200 Liquid – High Performance Two-Part Smoothing Compound (20kg + 5L Kit)

Store / Installation & Accessories / Adhesives & Screeds
£33.50
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STOPGAP 1200 Pro & STOPGAP 1200 Liquid – High Performance Two-Part Smoothing Compound (20kg + 5L Kit)

Store / Installation & Accessories / Adhesives & Screeds
Product Details
Brand: F.Ball
Product Type: Two-Part Smoothing Compound (Powder + Liquid)
Intended Use: Internal subfloors before new floorcoverings, suitable over old adhesive residues, damp screeds, and a wide range of substrates
Material Composition: Cement-based powder (20kg) + 5L liquid polymer gauging agent
Colour Pattern: Grey powder + white liquid (mixed: grey)
Fire Rating / Certification: Marine approved (Merchant Shipping Regulations / MED 2014/90/EU)
Coverage (per m²):: ~5 m² at 2–3 mm thickness

STOPGAP 1200 PRO is a fast-setting, fast-drying, low-odour two-part smoothing compound consisting of STOPGAP 1200 Pro Powder(20kg) and STOPGAP 1200 Liquid(5L). Designed for use in commercial, healthcare, and sports environments, it is ideal for preparing internal subfloors prior to the installation of new floor coverings.

Who it’s for:
Flooring contractors, gym fit-out specialists, and installers needing a versatile smoothing compound that can be applied over a wide range of substrates, including old adhesive residues, without priming.

✅ Direct to Adhesive Residues
Suitable over old adhesive residues (including bitumen and carpet tile tackifiers) without priming.

🌧️ Moisture Tolerant
Can be applied direct to damp concrete and sand/cement screeds prior to waterproof membranes.

⚡ Rapid Drying
Ready to receive most floor coverings from just 4 hours at 3mm thickness.

🛠️ Flexible Application
Apply from 2–10mm unfilled, or up to 30mm filled with graded aggregate.

Why it’s superior:

  • Excellent adhesion to a wide range of subfloors including concrete, asphalt, steel, terrazzo, ceramic tiles, resins, and more.
  • Declared performance: CT-C16-F6 to EN 13813:2002.
  • Complies with IMO FTP Code – suitable for marine use as a primary deck covering.
  • Low odour, making it ideal for sensitive environments such as hospitals, labs, and schools.

What it solves:

  • Provides a smooth, even subfloor for resilient, textile, or gym flooring installations.
  • Eliminates the need to prime over old adhesive residues.
  • Reduces downtime with walk-on times from just 60 minutes.

Pack Includes: 1 × 20kg STOPGAP 1200 Pro Powder + 1 × 5L STOPGAP 1200 Liquid (mixed together on site).

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At Gym Floor Store, most items are available from stock for quick delivery.
However, please note that some products are Pre-Order (Made to Order) and follow these conditions:

  • Minimum order quantities apply
  • Lead time: 4–5 weeks (manufacture & delivery).
  • Cancellations: As these items are produced especially for you, a 25% cancellation fee applies once the order is placed.

If your order includes Pre-Order items, this will be indicated to you on product pages and checkout and we will keep you updated on production and delivery progress.