Weekly Product Gallery: DiversiTech, Testo, Rheem, Danfoss, Robertshaw and Schlage

DiversiTech introduces its Sentry Locking Caps line, a full line of refrigerant locking safety caps that work with access ports on any manufacturer’s HVAC system and refrigeration equipment. A universal key, which can unlock existing refrigerant caps made by other suppliers, is also included with most Sentry Locking Caps pack purchases.