ROCKWOOL Mattresses are non-combustible when tested in accordance with IS 3144, BS 476 (part 4), ISO 1182 and ASTM E136 and have the following fire safety rating achievements:

• Class I surface spread of flame in accordance to BS 476 (part 7)
• Class 0 in accordance to the BS 476 (part 6 & 7) and to British Building Regulations
• Class A1 in accordance with European norms
• Show loss in total mass less than 5% when tested in accordance to IS 3144
• Surface burning characteristics in accordance to ASTM E84
  a: Fire Spread Index: Less than 25
  b: Smoke Developed Index: Less than 50