The Monument 1369X Dry Testing Pipe Plug Set is a comprehensive test plug kit designed for blocking off small bore pipes during dry testing procedures. This professional set contains six plugs in the most commonly used sizes for plumbing installations, making it an essential addition to any plumber's testing equipment. The set includes two 15mm plugs (1370B), two 22mm plugs (1371E), and two 28mm plugs (1372H), providing complete coverage for standard copper pipe installations. These plugs are specifically designed for dry testing applications prior to system commissioning, allowing contractors to quickly isolate and test sections of pipework for leaks or faults. Ideal for use on copper pipes and small bore installations, these test plugs enable efficient pressure testing procedures during installation work. It's important to note that while these plugs are suitable for dry testing purposes, they cannot be used for air testing applications by themselves and should only be used within th