Heat insulation efficiency: This sleeve is designed to effectively retain heat within the hose, reduce energy loss, and help keep your space cool even when temperatures peak. Normal compatibility: Length 149.9 cm, width 53.3 cm. Compatible with most brands of exhaust hoses with a diameter of 12.7 cm to 15 cm. Sturdy construction: Made from three layers of high quality insulation materials, providing strength and flexibility and ensuring long term durability. Practical care: The insulation cover is removable for cleaning; it is washable and can be air dried or sun dried, and it folds neatly for storage when not in use. Use scenarios - For residential air conditioning hoses to reduce energy loss and maintain comfortable indoor temperatures. - For RVs, campers or mobile homes with exterior exhaust hoses of 12.7 to 15 cm diameter to improve insulation and efficiency. - In workshops or industrial settings with exhaust hoses of similar size to minimize heat transfer and protect nearby equipment or personnel.