Feet of old radiator looked quite ugly. Remixed a pipe cover into a fully parametric foot cover (which also keeps dust off the hole) : r/functionalprint
A Playful Stitch: Radiator Pipe Transformation
High Quality Radiator Pipe Covers Next Day Delivery Low Cost
Fill a hole around a radiator pipe - Home Improvement Stack Exchange
wood filler - Filling in gaps around radiator pipes - Home Improvement Stack Exchange