photorealistic architectural cgi rear elevation of this existing red brick detached house with single storey rear extensions added on both sides of the retained central two storey gable per the attached elevation match existing spec exactly same red multi stock brick buff cream stone lintels and cills red clay plain roof tiles existing chimneys and solar panels retained both new extensions have pitched apex tiled roofs with full width bifold doors below same garden grey stone patio lawn overcast british daylight eye level view only spec change all new bifold doors are black crittall style slim matte black frames with glazing bars and all window frames across the whole house are black not white no white or upvc frames anywhere