1. Introduction
The WELLFOR 10-Inch Dual Heads Shower System is designed to provide a versatile and luxurious showering experience. Featuring a 10-inch rainfall shower head, a multi-function handheld shower, and a pressure-balanced brass valve, this system ensures consistent water temperature and flow.
Package Contents
Please verify that all components are present before beginning installation. If any parts are missing or damaged, contact WELLFOR customer support.

Figure 1.1: All components included in the WELLFOR 10-Inch Dual Heads Shower System package. This includes the rainfall shower head, shower arm, handheld shower, hose, valve body, trim plate, handle, and mounting hardware.
- 10-inch Rainfall Shower Head (SUS304 Stainless Steel)
- Shower Arm (SUS304 Stainless Steel)
- Handheld Shower Head (ABS Material)
- 59-inch Stainless Steel Hose
- Pressure-balanced Brass Valve Body
- Valve Trim Kit (Handle and Escutcheon)
- Mounting Hardware and Seals
2. Setup and Installation
Professional installation is highly recommended for this product. Ensure all local plumbing codes are followed. Turn off the main water supply before beginning any installation work.
2.1 Product Dimensions

Figure 2.1: Key dimensions for the WELLFOR shower system components, including the shower arm length, shower head diameter, handheld shower length, hose length, and valve height. All connections are 1/2" NPT.
2.2 Valve Body Installation
The brass valve body is the core of the system. It features a cUPC pressure balance cartridge for consistent water temperature and flow. Ensure proper hot and cold water connections (1/2" NPT).

Figure 2.2: Detailed view of the brass valve body, illustrating the various connection points (Hot Water, Cold Water, Fixed Shower Head, Hand Shower - all 1/2" NPT) and internal components such as the cUPC Pressure Balance Cartridge and Brass Diverter.
- Prepare the wall opening according to the valve body dimensions.
- Connect the hot and cold water supply lines to the designated inlets on the valve body.
- Connect the fixed shower head outlet and handheld shower outlet to their respective lines.
- Secure the valve body firmly within the wall.
2.3 Shower Head and Handheld Installation
- Install the shower arm into the wall connection, ensuring it is securely tightened.
- Attach the 10-inch rainfall shower head to the shower arm. Ensure the washer is in place to prevent leaks.
- Connect the 59-inch stainless steel hose to the handheld shower head and the wall outlet.
- Mount the handheld shower holder at a convenient height.
3. Operating Instructions
The WELLFOR shower system offers intuitive control for a personalized showering experience.
3.1 Temperature and Flow Control

Figure 3.1: The valve trim kit allows for precise control. The main handle adjusts water temperature (Hot/Cold) and turns the water on/off (Open). The diverter knob switches between Rainfall, Rainfall + Handheld, and Handheld shower modes.
- Main Handle: Rotate the main handle to adjust the water temperature from cold to hot. Pull the handle outwards to turn the water on and push it inwards to turn it off.
- 3-Way Diverter Knob: The small knob on the trim plate allows you to switch between shower modes:
- Position 1: Rainfall Shower Head only
- Position 2: Rainfall Shower Head + Handheld Shower (simultaneous)
- Position 3: Handheld Shower only
3.2 Handheld Shower 5-Spray Functions
The handheld shower head features five distinct spray settings for varied preferences.

Figure 3.2: The handheld shower head offers five distinct spray functions, easily selectable by rotating the spray face. These include various patterns from wide coverage to targeted jets.
- Rotate the spray face of the handheld shower head to cycle through the 5 available spray patterns.
3.3 Rainfall Shower Head Features
The 10-inch rainfall shower head provides broad coverage and features for enhanced durability and flexibility.

Figure 3.3: The rainfall shower head features a 15.74-inch shower arm, 360-degree rotation for adjustable angle, and anti-microbial nozzles for easy cleaning and hygiene.
- 360° Rotation: The rainfall shower head can be rotated 360 degrees on its ball joint, allowing you to adjust the spray angle as desired.
- Anti-Microbial Nozzles: The silicone nozzles are designed to resist mineral buildup and can be easily cleaned by wiping them with your finger.
4. Maintenance
Proper care and maintenance will ensure the longevity and optimal performance of your WELLFOR shower system.
- Cleaning: Clean the matte black finish with a soft, damp cloth. Avoid abrasive cleaners, harsh chemicals, or scouring pads, as these can damage the finish.
- Nozzle Maintenance: Periodically wipe the anti-microbial silicone nozzles on both shower heads to remove any mineral deposits and maintain consistent spray patterns.
- General Care: Dry the fixtures after each use to prevent water spots and mineral buildup, especially in hard water areas.
5. Troubleshooting
If you encounter any issues with your shower system, please refer to the following common problems and solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| Low Water Pressure | Clogged nozzles; partially closed shut-off valves; debris in lines. | Clean shower head nozzles. Ensure shut-off valves are fully open. Flush water lines if necessary. |
| Water Temperature Fluctuations | Pressure balance cartridge issue; insufficient hot/cold water supply. | Verify proper water supply. If problem persists, the pressure balance cartridge may need inspection or replacement by a qualified plumber. |
| Leaking from Connections | Loose connections; worn seals/washers; improper thread sealant. | Tighten connections. Check and replace any damaged washers or seals. Ensure proper use of plumber's tape or thread sealant during installation. |
| Diverter Not Switching Properly | Debris in diverter; worn diverter cartridge. | Flush the system. If the issue continues, the diverter cartridge may need to be cleaned or replaced. |
If the problem persists after attempting these solutions, please contact a qualified plumber or WELLFOR customer support for assistance.
6. Specifications
| Feature | Detail |
|---|---|
| Brand | WELLFOR |
| Model Number | 88040B-10 |
| Color | Matte Black |
| Material | Brass (Valve), SUS304 Stainless Steel (Shower Head, Arm, Hose), ABS (Handheld Shower) |
| Finish Type | Matte |
| Number of Handles | 1 |
| Mounting Type | Wall Mount |
| Rainfall Head Size | 10 inches |
| Hose Length | 59 inches |
| Item Weight | 9 Pounds |
| Product Dimensions | 10 x 10 x 59 inches (overall installed) |
| UPC | 769047274323 |
7. Warranty and Support
WELLFOR products are manufactured to high-quality standards. For specific warranty information, please refer to the warranty card included with your product or visit the official WELLFOR website. For technical support, replacement parts, or any inquiries, please contact WELLFOR customer service.
WELLFOR Customer Service:
- Refer to contact information provided on product packaging or official website.





