Home > Companies > Kerakoll UK Ltd > Aquastop Fix

A single component, certified, eco-friendly, mineral sealant for water-resistant, high-adhesion sealing, suitable for use with EMICODE® Green Building. It has very low volatile organic compound emissions and is recyclable as an inert material.

Aquastop Fix develops a fine mixture of extended workability and totally water repellent, guaranteeing the water-resistant adhesion of AquaExpert components and accessories.

Features and benefits:

  • Suitable for internal and external use.
  • Guarantees the same adhesion as eco-friendly mineral adhesives.
  • Includes Nanotech technology which makes it completely water repellent and gives high chemical stability.
  • Pre-mixed, easy-to-identify green mineral.
  • EMICODE® Green Building rating: Eco 2.
  • Tested to BS EN 14891.


For the sealing of perimeter joints and between adjacent sheets of Aquastop Green on balconies, terraces and horizontal external surfaces of any size.

Standard product features

Thickness (maximum):

5 mm.


≈0.8 kg/m².

Technical properties (23°C, 50% R.H):

  • Appearance: Pre-mixed, green colour.
  • Apparent volumetric mass: ≈1.35 kg/dm³.
  • Mineralogical nature of inert material: Silicate.
  • Grading: ≈0–500 μm.
  • Specific weight: ≈1.65 kg/dm³.
  • Application temperature: 5–35°C.
  • Waiting time before laying: Immediate.
  • Setting time: ≥6 hours.
  • Interval before normal use: ≈3 days.
  • Water absorption (to BS EN 12808-5): After 30 minutes. 0.10 g; after 240 minutes: 0.18 g.
  • Water-resistance (to BS EN 14891-A.7): No penetration.

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
45-55-10/400 Floor coating

NBS Specification

NBS Buliding logo
This product is associated with the following NBS clauses:

Product specification

An important note about specifying



Kerakoll UK Ltd


+44 (0)1527 578000

Product reference

Aquastop Fix

Manufacturer details

Unit 4,
The Croft,
Buntsford Gate Business Park,
Worcestershire, B60 4JE
Tel +44 (0)1527 578000
Fax +44 (0)1527 578170
NBS Plus
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