T29 | Pentair Fluidmaster Automatic Water Filler Valve

The OEM Pentair T29 Fluidmaster Automatic Water Filler Valve is designed to regulate pool and spa water levels using a brass metering mechanism. When the water drops below the set level, this valve activates to refill the system, helping to prevent pump damage and air lock issues. The brass body resists corrosion from constant water exposure, ensuring long-term reliability. Its compact form simplifies installation in tight or retrofit locations, making it a practical replacement for worn or malfunctioning filler valves.

Highlights

• Automatic Level Control: Meters water as needed to maintain a consistent fill level in pools and spas, reducing manual monitoring.

• Engineered for Durability: Constructed from solid brass for high resistance to corrosion, temperature shifts, and wear over time.

• Protects Equipment: Prevents potential damage to pumps and heaters caused by water levels falling below operational minimums.

• Streamlined Design: Compact and lightweight to fit easily into new or existing filler assemblies with minimal modification.

• OEM Fitment: Compatible with Pentair Fluidmaster automatic fillers for seamless integration into your water level control system.

Includes

• (1) Pentair T29 Valve

Compatibility

• Pentair Fluidmaster Automatic Water Fillers

Instructions

To adjust float height of fluidmaster valve, lightly press down the top of fill valve with one hand, while turning clockwise or counter-clockwise to adjust valve. Continue turning until water level is achieved.

Additional Info

Need to replace the Pentair Fluidmaster T29 Valve in your automatic water filler system? This section answers install questions, compatibility checks, and where to buy this brass valve in-store at Discount Pool Mart.

How the T29 Keeps Your Pool's Water Level Stable

This brass valve helps maintain safe operating levels by automatically adding water when needed — no guesswork required.

How does the T29 valve regulate water levels in my pool?

What are the symptoms of a stuck or failing auto-fill valve?

Can this valve prevent equipment burnout from low water?

Is the T29 compatible with all Pentair Fluidmaster units?

Can I walk into Discount Pool Mart and buy this valve today?

Troubleshooting and Replacing a Faulty T29 Valve

If your pool level is dropping too low — or overflowing — the valve may be the issue. Here’s how to spot common failures.

Why won’t my automatic filler shut off water flow?

Can hard water affect the performance of this valve?

Should I replace the float mechanism at the same time?

How do I safely remove the old valve without damaging threads?

Is this a quick in-store replacement I can do myself?

Buying In Store at Discount Pool Mart

For fast solutions, many Discount Pool Mart stores carry this valve. Here's how to get it today.

Where can I buy the T29 valve locally?

Is this part available in most Discount Pool Mart locations?

Will staff help verify that I have the correct model?

Can I ask for help installing this after purchase?

What other Pentair auto-fill parts are available in-store?