500cm sealing fabric for air conditioning windows and doors. Caulking fabric kit for portable air conditioners. Insulation and cooling. Simple and convenient installation.

🔍 Tired of drafts ruining your coolness? This 500cm sealing fabric is the quick, effective, and tool-free solution for perfectly sealing your portable air conditioner on a window or door! ✅ Perfectly airtight — Completely stops hot or cold air from leaking in, preserving your indoor comfort all summer long. ✂️ Ultra-easy to cut & universal adhesion — Installs in seconds on glass, wood, PVC, or aluminum, without glue or tools. 🔄 Reusable & UV resistant — Lightweight, flexible, and durable: it maintains its effectiveness even after multiple installations. 🌿 Eco-designed for your comfort and your energy bill — Reduces energy consumption thanks to optimal insulation and a reliable seal. ✨ Imagine… Silent installation in less than 2 minutes, a flexible seal that perfectly fits every gap, and that immediate feeling of preserved coolness — without noise, without effort, without compromise. Made from high-adhesion technical fabric, it combines discretion and performance: no more air leaks, hello energy efficiency and optimal comfort! Technical specifications: • Total length: 500 cm (can be cut to the desired size) • Width: 10 cm • Thickness: 3 mm • Material: Composite fabric with reinforced acrylic adhesive layer • UV resistance: Yes — suitable for extended outdoor use • Weight: 180 g • Compatible with: Windows (single/double glazing), doors, wooden frames, PVC, aluminum, and glass • Reusable: Yes — adhesion maintained after careful removal