Imperial Compression Couplings

At Quality Couplings, we produce 18 standard types of imperial compression couplings. But the number doesn’t end there. We offer a variety of compression ring types: ‘S’ type, Copper, Nylon, Gas and Universal. Each coupling comes in a number of Tube O/D or thread sizes, plus British Standard Pipe sizes from 1/8th inch up to 1-inch.Click on the pictures to get details of products available in that range.