PHB is a New Zealand-based company operating in the building products industry. It specializes in the manufacture and supply of plumbing and drainage solutions for residential, commercial, and infrastructure projects. The company provides a range of materials and components designed to meet the requirements of builders, contractors, and developers. With a focus on local and national markets, PHB supports construction and maintenance activities across various sectors. Its services are intended for professionals involved in building and infrastructure development who require reliable plumbing and drainage products.