Downlighter Ceiling Hole Liner

I was installing some downlights in my kitchen and wanted to avoid what i have seen at other houses, whereby over the years, the removal and reinsertion of the downlighters to replace bulbs damaged the ceiling and caused chunks of the plasterboard/drywall to come loose, eventually meaning it has to be repaired and repainted. The damage is caused by removing down lighters for bulb changes and redecorating due to the large springs used to hold the fitting close to the ceiling as these remove chunks of delicate plasterboard every time they are pulled downwards to release the light This model was designed to reinforce new undamaged cut outs in the ceilings. It was designed to require no access to the ceiling space, fitted through the cut out to protect the topside of the ceiling. The model is not visible from below and do not protrude through the cut out, therefore allowing the flush fitting of any standard downlighter. Pre-Install ConsiderationsI have designed the model to scale easily an