De Vielle Eco Chimney Heatsaver Balloon Large Reduce Heat Loss and Save Energy with the De Vielle Eco Chimney Heatsaver Balloon Large The De Vielle Eco Chimney Heatsaver Balloon Large is an innovative solution designed to help homeowners conserve energy and reduce heating costs. Perfect for large chimneys, this easy-to-use balloon prevents warm air from escaping and stops cold drafts from entering through unused chimneys. By improving your home's energy efficiency, it also helps lower your carbon footprint. Made from durable and flexible materials, the De Vielle Chimney Heatsaver Balloon fits snugly into your chimney while remaining easy to install and remove for when you want to light a fire. Keep your home warmer, save on energy bills, and enjoy a more comfortable living space. Specifications Size: Suitable for large chimneys with dimensions up to 90cm x 38cm (35.5" x 15"). Material: Durable and flexible plastic to ensure a snug fit and long-lasting use. Inflation: Comes with an easy-to-use inflator tube for quick installation. Reusability: Reusable design allows for seasonal use and easy storage. Energy Efficiency: Reduces heat loss by up to 30% through unused chimneys. Installation: Simple and tool-free installation; fits snugly into your chimney. Safety Features: Designed with a pressure-release mechanism to prevent over-inflation and ensure safety. Weight: Lightweight for easy handling and storage.