Unvented cylinders are increasingly popular for providing high-pressure hot water in homes and businesses due to their efficiency and reliable performance. However, when it comes to high-rise apartments, many property owners and tenants have concerns about the suitability and safety of unvented cylinders in such buildings. In this guide, we’ll address the key safety considerations, advantages, and challenges of using unvented cylinders in high-rise apartments, and explain why they can be a great choice in the right circumstances.