The Testing Flat Adaptor to SW from Stove Warehouse features a flat adaptor with test point and cap built in, allowing a safe, convenient entry point into the flue way for testing gas and draft samples. Designed for use on solid fuel and gas/oil appliances, including woodstoves, gas coal effect fires, oil boilers, gas boilers, and any solid fuel appliance, it ensures reliable performance without compromising safety. Please note that using a third-party test point may invalidate your appliance warranty. At Stove Warehouse, we pride ourselves on providing quality, practical solutions that keep your heating systems running efficiently and safely. Trust us to deliver the products that empower you to maintain your appliance with confidence.