ACP (Aluminium Composite Panels) are a popular building material used in various home improvement projects. Though they are most commonly used as cladding for external walls, ACP sheets can also be used for various other purposes, including internal wall cladding, ceilings, and furniture. ACP sheet or Aluminium Composite Panel is a new-age cladding material that's used for building front elevation (facades), interiors, signage, modular kitchen and many more.