Weatherstripping is a term used to describe the process of sealing gaps and cracks of doors and windows to prevent drafts and reduce energy bills. It is also referred to as draught excluder, draught strip, and weatherproofing. Other synonyms for weatherstripping include sealing, caulking, insulating, draft-proofing, and gasketing. These terms are all used to describe the same action of blocking the entry of air, dust, noise, and pests into a building. The usage of weatherstripping synonyms caters to different situations such as industrial, commercial, and residential. It is essential to choose the appropriate term and product for each application to achieve maximum energy savings and comfort.