How to Maintain and Clean Your UPVC Door Knob: A Complete Guide
Home maintenance, most people focus on large fixtures such as windows, doors, and flooring. However, smaller fittings like the door knob often go unnoticed until they start to lose their shine, get stiff, or squeak with every turn. If you have a uPVC (unplasticized polyvinyl chloride) door, chances are its knob is also made with …