- Grunkel CT-HEAT butane gas heater, foldable and portable, designed to heat indoor spaces from 20 to 80 m² - Maximum power of 4200W with 3 adjustable heat levels to suit your needs - Ceramic heating element ensures efficient and even heat distribution - Piezoelectric ignition system allows for quick and safe start-up without matches - Compatible with butane gas cylinders up to 15 kg (regulator and hose not included) - Cabinet-style format, easy to assemble and place on the floor, ideal for homes, offices, or commercial spaces - Gas-powered, does not require electrical connection - Lightweight and sturdy construction, easy to transport and store when not in use - Efficient and practical solution to keep spaces warm during winter - No wheels