• All light fittings, sprinkler heads, air-conditioning ducts, smoke detectors, speakers, etc. are masked
• Walls are covered (from below the ceiling grid to floor level) with plastic sheeting continuing to cover any furniture, stock (including foodstuffs if required), computers, desks and fixtures and fittings etc
• An antistatic brush is utilized to remove any loose debris on the ceiling surface eg Air-conditioning soot/dust. |