Walls:Wall construction in production operations that sit within a warehousing operation are Insulated Interlocking Wall Panels. Additionally, when using FRP it must be sealed with anti-bacterial silicone sealant.Risk to the product shall be taken into consideration when determining if FRP and or approved surface coverings shall be used.If the production room is used for more than one purpose, all walls within three feet (3') (approximately(1) meter) of the immediate production area or within three feet (3') (approximately (1) meter) of counters and equipment must be covered with FRP or other approved surface.All other walls must be covered with FRP or painted with an acrylic, epoxy or polyurethane paint to maintain a non-absorbent finish. All corner/wall and wall/wall junctures must be sealed.oSeal the walls that are not production related where there could be potential for issues (examples include but not limited to: warehouse, Traywash room etc.,)All insulation must be covered or contained.