Common signs
- Water level drops more than an inch or two a week
- Damp ground, wet insulation or a puddle near the cabinet
- Water disappears only while the jets run
- Pooling around a pump, heater or jet fitting
Leak or just evaporation?
Every tub loses some water to evaporation, and a hot, uncovered tub on a dry winter day loses more than most people expect. A leak is different: it keeps going when the cover is on and the weather is calm. You can sort the two out with tape and patience.
- Fill the tub to its normal level and mark the waterline with a strip of tape.
- Leave the cover on and the jets off for a full day, then check the mark.
- Repeat with the pumps running on a normal cycle, and compare.
If the level holds in the first test and falls in the second, the leak is on the pressure side of the plumbing, where the pumps push water. If it falls in both, the leak is more likely in the shell, a fitting below the waterline, or a suction line. If it holds in both, you were looking at evaporation or splashing, and the plumbing is fine.
What a Providence winter does to fittings
Frozen water expands with enough force to split a union or crack a pipe, and in Rhode Island that damage usually comes from a power outage during a cold snap instead of from neglect. The telltale sign is a tub that worked perfectly in December and drips in March. Plastic fittings that were stressed by ice often hold until the water warms and pressure returns, and then they let go. If your tub lost power during a storm and the cabinet felt unusually cold, mention it when you call, because it changes where we start looking.
Where leaks like to hide
Hot tub plumbing is a tangle of small lines packed into a tight cabinet, and most leaks start at a joint instead of in a pipe. The usual suspects:
- Pump unions and the shaft seal behind the wet end, where a slow weep can run for months before it shows.
- Heater unions and the housing seals.
- Jet bodies and the gaskets where they pass through the shell.
- Drain valves, air-control lines and the small bleed fittings that get bumped during other service.
- Hairline cracks in flexible or rigid pipe, usually from a freeze or a clamp that was overtightened.
A leak inside the shell itself is less common but more involved, and it generally turns up around the lights, the skimmer or a jet where the acrylic has flexed.
How we find it
Finding the drip beats replacing parts and hoping. We start by drying the cabinet and bottom pan completely, then run the system in stages so we can watch for the first bead of water to appear. Pressure-side leaks tend to show while the pumps run; suction leaks may only reveal themselves as air in the lines. A few drops of dye or a strip of dry paper towel under a suspect fitting makes a slow weep easy to spot. When the leak is below the waterline and the tub must hold water to show it, we work with the tub full, since an empty tub will not reproduce the problem.
Typical repairs
Most leaks come down to resealing or replacing a small part: a union gasket, a shaft seal, a jet gasket, a short run of pipe. Frozen sections are cut out and replaced with fresh pipe and cement, and we check the neighbors, since the ice rarely stops at one spot. Shell cracks get sorted into cosmetic and structural, and we will tell you honestly which one you have. After the repair, we refill, run the pumps and check the cabinet again, because a first fix sometimes reveals a second leak that the first one was masking.
Losing water?
Choose Leak on the booking page, or call or text. If water is running near electrical parts, switch the tub off at the disconnect first.