Cedar Tubs Direct

Hot tub spa plumbing comprises of different tubes, pipes, and hoses connected together through different PVC connectors to ensure recirculation, heating, and filtering of water throughout the spa. The spa plumbing systems can use different diameter pipe. But 2 inch pipe is the most common one and moves twice the amount of water like a 1-1/2 inch plumbing system.

Generally, there are two types of plumbing systems available for hot tubs. The first one and the most commonly available on almost every spa is the air venture system. In this type of system, the air is drawn actually into the jets water line through one or more adjustable air control valves. However, water moves through a narrow orifice inside the back of the jet body that creates a vacuum pulling the air into the plumbing circuit.

The second type of spa plumbing system is the forced air system – where air is pushed through a different plumbing circuit which is independent of the jets water circuit. In this type of spa plumbing