Owners and occupants of air conditioned buildings worldwide are burdened with costly property damage and health-threatening conditions caused by omnipresent water inside HVAC systems. The HVAC system ...

V-traps are designed to make P-traps obsolete. The unique valve design of the V-traps makes them virtually trouble free. They are self-priming; you never have to add water to make them work. A ...

With a history that goes back to 1775, the P-trap is an essential fixture in modern plumbing, especially after improvements by the legendary Thomas Crapper in the late 1800s. You’ll find this curvy ...