Conveniently located in Peoria, AZ, walk right in or book an appointment with a KOHLER product expert. Let us help you select the perfect fixtures and faucets for your dream bathroom and kitchen. Standard Plumbing has over 70 branches servicing eight states (Utah, Idaho, Oregon, California, Wyoming, Arizona, Nevada, and Colorado). We provide residential and commercial plumbing, heating and cooling, and hydronics products to contractors, cities, states, schools, and the public.