Pentair AutoFill System with Fluidmaster Valve (T40FB)
Product Overview
As a retailer of hot tub spare parts, I’m featuring this Pentair AutoFill system that combines reliable Fluidmaster valve technology with an attractive almond finish, designed to maintain optimal water levels automatically.
Key Features
- Integrated Fluidmaster valve
- Professional-grade construction
- Almond finish
- Automatic water level control
- Precision engineered design
- Weather-resistant materials
Technical Specifications
| Specification | Detail |
|---|---|
| Manufacturer | Pentair |
| Valve Type | Fluidmaster |
| Color | Almond |
| System Type | Automatic Fill |
| Design | Integrated Assembly |
| SKU | T40FB |
| Categories | Plumbing, Water Levelers |
Exploded parts diagram: This part is shown on the Pentair Automatic Water Leveler/Vanishing Edge AutoFill exploded parts diagram.
🔧 Pentair Automatic Water Leveler/Vanishing Edge AutoFill – exploded parts diagram

The numbered parts below make up this assembly. Parts we stock are linked – click any to view.
| No. | Part |
|---|---|
| – | Automatic Water Filler, Pentair, w/ SM Float Valve, White |
| – | AutoFill w/Side Mounted Float Valve, Pentair, Gry |
| – | AutoFill w/Side Mounted Float Valve, Pentair, Blk |
| – | AutoFill w/Side Mounted Float Valve, Pentair, Almond |
| – | AutoFill w/Fluidmaster Valve, Pentair, Gry |
| – | AutoFill w/Fluidmaster Valve, Pentair, Almond ◀ this part |
| – | AutoFill Vanishing Edge w/Fluidmaster Valve, Pentair,Wht |
| – | AutoFill Vanishing Edge w/Fluidmaster Valve, Pentair,Gry |
| – | AutoFill Vanishing Edge w/Fluidmaster Valve, Pentair,Blk |
| – | AutoFill Vanishing Edge w/Fluidmaster Valve, Pentair,Almond |
| – | Autofill W/Fluidmaster Valve, White |
| – | Automatic Water Filler, Pentair, w/ Fluidmaster Valve, Black |
| – | Bag Parts Fm Autofill |
| 5 | _T29 |
| 4 | 85-102-W001K4 |
| 3 | _T24 |
| 2 | 85-102-W001K2 |
| 1 | 85-102-W001K1 |
Design Features
This system integrates Pentair’s engineering expertise with Fluidmaster’s proven valve technology to provide consistent and reliable water level maintenance. The almond finish offers an attractive alternative to standard colors.
System Compatibility
- Works with standard plumbing connections
- Compatible with common water supply systems
- Integrates with existing pool/spa equipment
- Standard mounting configuration
Installation Guidelines
- Verify proper water supply connection
- Ensure level mounting
- Check valve operation
- Test automatic filling function
Maintenance Tips
- Regular valve inspection
- Monitor fill performance
- Check for proper leveling
- Verify water level accuracy










