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Application

  • Waterproofing of flat and pitched roof structures.
  • Treatment of new construction and refurbishment of existing structures.
  • Applicable to existing concrete, roofing felt, brickwork, asbestos cement decks (subject to condition and priming requirements).

Description

Sikalastic-625 is a single component, cold-applied, moisture-triggered polyurethane membrane. It cures to form a seamless, durable and weather-resistant waterproofing solution for exposed roof areas.

Advantages:

  • Single component, ready to use.
  • Cold applied.
  • Easy and quick application – by spray, brush or roller.
  • Economic – provides a cost efficient life cycle extension of failing roofs.
  • Seamless membrane based upon moisture-triggered chemistry.
  • Vapour permeable.
  • Retains flexibility at low temperatures.
  • Fast curing, develops early rain resistance.
  • Minimal disruption and low maintenance.
  • Elastic properties – tolerant of thermal movement.
  • Flexible, impact resistant membrane.
  • Can be applied all year round above 2°C.

Applications:

  • Waterproofing of flat and pitched roof structures.
  • Treatment of new construction and refurbishment of existing structures.
  • Applicable to existing concrete, roofing felt, brickwork, asbestos cement decks (subject to condition and priming requirements).

Approvals:

  • European Technical Approval No. ETA – 12/0788.
  • External fire performance: BRoof (t4) and classification under BS476-3: 2004 EXT.F.AC allowing unrestricted use under the current building regulations. For more information please contact Technical Services.

General information
Specification data
Product Reference

Sikalastic-625

Colour

RAL 7032 (Pebble Grey)

RAL 7035 (Light Grey)

RAL 7042 (Cement Grey)

RAL 9016 (White)

Standard product features

Chemical base:

One-component moisture-triggered polyurethane.

Product Options

Chemical resistance:

Resistant to mild acids, alkalis, detergents and some solvents. More details are available on request. Contact Technical Customer Services for specific recommendations. Prohesion testing to ASTM G85-94; Annex A5 (1000 hours cyclic exposure) and cyclic salt fog/UV-A exposure to ASTM D 5894 (6 cycles totalling 1000 hours).