Wilson & Associates are manufacturer's reps for Therm-Omega-Tech freeze protection valves. Products include Model HAT/FP valves with 300 psig (20.7 bar) (2068 k Pa), and Model IC/FP freeze protection valves that open when water is in danger of freezing (open at 35 F and closed at 40 F).

Bradley are manufacturers of freeze protection valves that activate at 45 F (7 C), protect pipes from bursting, and compliment thermostatic mixing valves.