Staining of uPVC door and window frames
Causes
Listed under: Exterior, plastic, unplasticised polyvinyl chloride (uPVC), stains, windows
Cause
Run-off from the building
Repair
- clean frames regularly to prevent dirt build up using mild detergent and warm water or 1 part vinegar to 4 parts hot water; spray on, then wipe off with a soft (non-abrasive) cloth. Do not use abrasive cleaners