44 it is to be appreciated that the channel enclosure can be made from non metal materials i e rigid or semi rigid plastics non metal materials can be used in conjunction with clips 132 discussed herein referring to fig4 the channel sign assembly 10 in accordance with the present disclosure is therein displayed the assembly can include a metal enclosure 44 having a plurality of sheet metal side walls 38 the retainer cap snap cap or trim cap 34 can be attached i e firmly glued to the lens 42 the lens 42 and retainer cap 34 provide lateral support to the walls 38 the lens 42 and the retainer cap 34 prevent the walls 38 from moving towards each other and from bowing outward away from each other referring to fig4 the retainer clip 132 can be fitted on the forward end 58 of a wall 38 with the leg 138 extending outward away from the wall 38 the retaining clip 132 can be easily installed with a double faced adhesive tape 150 or cyanoacrylate glue or similar secured to the inside of the body 136 when all the retainer clips 132 have been installed along the walls 38 of the enclosure 44 the lens 42 can be positioned to rest on the outer surface of the top edge 134 of the clips 132 referring to the figures it is to be appreciated that after a retainer clip 132 has been installed the top edge 134 will u2018 rest u2019 against the front edge 58 of the wall 38 and along with the double faced adhesive tape 150 will resist removal of the retainer clip 132 i e provide retaining anchor for.