Based in Auckland New Zealand, Superior Concepts Ltd. was born of necessity by director / plumbing guru Kevin Byrns and fills a technological niche in the plumbing market place.

The Superior Concepts product range of pressure test caps and pressure plugs have been designed from the ground up and have been fully and comprehensively tested to give guaranteed pressure ratings. There are several different sizes and are colour coded for hot and cold water as well as a the yellow gas rated cap and washer.

Our Pressure Caps and Pressure Plugs are manufactured to the highest standards from quality materials giving a long life and are reusable. The innovative design of the seal area allows removal and resealing with out damaging to the washer to give a perfect seal.

The demand for this simple yet highly effective plumbing hardware has been surprising and we are pleased to now offer our products internationally via out web ordering portal.

As well as offering direct to the public, we have a growing list of retail and trade stockist's. If you are interested in reselling our products, please contact us via our contact page.