Adjustable size and universal fit - Two adjustable lengths: approx 300 cm and approx 400 cm to suit different spaces. - Compatible with all types of gliding windows or doors (horizontal or vertical) and with portable air conditioners or air dryers. Improve cooling efficiency and reduce costs - Made from special TU fabric for insulation and treated with a heat-insulating bleaching process. - Blocks the loss of cold air while reflecting sunlight and heat outward. - Helps cool the room faster, saving energy and reducing costs. Full, reliable sealing - Delivers a tight, gap-free installation thanks to the material and an extended fixed sticker. - Prevents cold air leakage and deters insects from entering, providing solid protection. Precise construction for a secure fit - Features precise cutting and milling areas that allow adjustment without distortion. - Texture treatment near the outlet keeps the tape from peeling off after inserting the air hose, preventing gaps. Practical use scenarios - Home living room or bedroom: attach to a portable air conditioner hose to seal around a sliding window or door, improving cooling efficiency and reducing drafts. - Office or small shop: use with a vertical or horizontal sliding door to minimize external heat and keep conditioned air inside. - RV, caravan, or temporary retreat: set up quickly with one of the adjustable lengths to fit irregular gaps and maintain comfortable temperatures while traveling. Key attributes at a glance - Size options: approx 300 cm or approx 400 cm - Fit: all gliding (horizontal or vertical) applications - Compatibility: works with all portable air conditioners or air dryers - Material: TU fabric with heat-insulating bleaching treatment - Performance: blocks cold air loss, reflects heat, provides full sealing, reduces energy use - Construction: precise cuts and milling, extended fixed sticker, texture near outlet to prevent tape loosening This seal is designed to enhance comfort, improve cooling performance, and offer durable, dependable protection in a variety of settings.