400CM Window Seal Kit for Portable Air Conditioner & Dryer

JADUFHU

【Seal & Cool】This window seal provides tight enclosure for open windows, effectively blocking outdoor hot air and preventing indoor cold air leakage. It greatly improves the cooling efficiency of portable air conditioners, speeds up room cooling and maintains a stable indoor temperature all summer. 【Dual Opening】Adopts upgraded dual independent openings to support two devices working simultaneously for flexible use. It eliminates cold and hot air convection through window gaps, reduces the operating load of air conditioners, cuts down power consumption and realizes effective energy saving. 【Oxford Fabric】Made of thickened 300D high-density Oxford cloth with high-quality PU waterproof coating. It features excellent windproof, waterproof, dustproof, UV-resistant and anti-aging performance. The thick and sturdy fabric resists deformation and damage, withstands strong sunlight and rain, and ensures long-term repeated use. 【Easy Install】No drilling or extra tools required. Equipped with complete accessories and detailed instructions for fast manual installation and removal. The foldable design saves storage space, and the washable fabric allows reusable seasonal use with high cost performance. 【Wide Fit】Fits most conventional windows with a perimeter ≤ 400cm, compatible with tilt-and-turn windows, casement windows and skylights. Works with most portable air conditioners and exhaust ventilation devices.Not suitable for sliding windows and rotating windows, perfect for homes, apartments and offices., Manufacturer: JADUFHU