Pipe hangers & supports
PHD Manufacturing
Pipe hangers, strut, clamps, and seismic bracing for plumbing, mechanical, and fire protection applications.

YOUR LOCAL CONNECTION / SINCE 1987
HVAC and plumbing manufacturers’ representatives for technology, healthcare, education, industrial, and commercial projects. Proudly serving Arizona and the Southwest since 1987.
01 / OUR MANUFACTURERS
Explore the manufacturers we represent, find product information, and connect with us about your project.
Pipe hangers & supports
Pipe hangers, strut, clamps, and seismic bracing for plumbing, mechanical, and fire protection applications.
Architectural access
Access doors for walls and ceilings, floor doors, and roof hatches for building access applications.
System identification
Pipe markers, valve and equipment tags, safety signs, and custom labeling for mechanical systems and facilities.
Manufacturing & distribution
A family of American and Canadian manufacturing and distribution companies. Explore Activar’s companies and product offerings.
Pre-insulated piping
Pre-insulated piping systems for chilled water, hot water, steam, condensate, and industrial applications.
Access & fire safety
Roof hatches, floor access doors, automatic smoke vents, and roof access safety products.
Pipeline protection & seals
Modular mechanical seals, wall sleeves, casing spacers, flange isolation, and corrosion prevention products.
Cable suspension systems
Adjustable cable suspension systems, cable grippers, and wire rope for HVAC, electrical, lighting, and industrial applications.
Fasteners & threaded products
Bolts, nuts, studs, threaded rod, washers, and related fastening components for plumbing, HVAC, and construction applications.
Product descriptions are summaries. Visit each manufacturer’s official website for current specifications, literature, and product details. Contact us to confirm product and territory coverage.
02 / HOW WE HELP
From a product question to a project inquiry, start with the people who connect you to the manufacturer.
Tell us what you’re working onExplore our represented manufacturers and identify the products relevant to your project.
Share the application, location, and manufacturer you’re considering so the conversation starts with the right context.
Ask about manufacturer resources, product literature, and the next step for your inquiry.
03 / OUR TERRITORY
We serve the HVAC and plumbing industries across the Southwest, with our primary focus on Arizona.
Working on a project outside Arizona? Send us the location and product line so we can help confirm coverage.
04 / ABOUT OUR COMPANY
Proudly serving Arizona and the Southwest since 1987, Dale F. Watkins Co., Inc. is a manufacturers’ representative for the HVAC and plumbing industries.
Our work includes data centers, semiconductor facilities, hospitals, industrial facilities, schools, universities, and a wide range of other commercial projects. We connect the products manufacturers make with the people who need them, helping you explore our lines, find manufacturer information, and start a project conversation.
05 / LET’S CONNECT
Tell us about your project, product question, or the manufacturer you’re interested in.
Closed noon–1:00 PM for lunch
Arizona timeOur Phoenix office
125 N. 61st Ave
Phoenix, AZ 85043
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