Y- Wall - Declaration of Performance - DOP

RCM Y-Wall – Declaration of Performance Summary

• Product: Calcium silicate fibre cement board.

• Brand: RCM Y-Wall.

• Intended Use: External sheathing for lightweight steel/timber frames, fire-rated partitions, and OEM applications.

• Assessment System: AVCP System 4, self-declared to EN 12467 requirements.

• Declared Performance:

  • Mechanical Resistance: Class 3 (EN 12467:2018)

  • Reaction to Fire: A1 (EN 13501-1)

  • Water Permeability: Pass

  • Durability: Pass for warm water, soak/dry, freeze-thaw, and heat-rain tests.

• Issued by: Roofing and Cladding Materials Ltd, signed 15 Sept 2023 by the Managing Director.