Angle stop valve Aptel for concealed installation, model 241.526.00.1 (Geberit DUOFIX compatible)

The Aptel angle stop valve model 241.526.00.1 is a concealed installation shut-off valve designed for use in in-wall frame systems like Geberit DUOFIX. It provides a compact, reliable on/off control of the water supply to fixtures such as sinks, basins and toilets while remaining hidden behind an access panel. The valve allows local isolation of the fixture for maintenance or repair without interrupting the building's main water supply and is intended for permanent installation in plumbing walls and service niches.

Advantages

The valve's concealed design saves visible space and maintains a clean installation appearance while ensuring easy service access through an access panel. Its angle configuration facilitates connection to supply lines in tight wall cavities and reduces the need for additional fitting space. The construction is intended to offer straightforward on/off operation for quick isolation of fixtures, supporting routine maintenance and reducing downtime for repairs.

Suitable for

• Wall-mounted basin and sink installations in bathrooms and kitchens
• Toilet cistern connections inside frame systems
• In-wall installations in service niches or installation frames such as Geberit DUOFIX
• Situations requiring local isolation without shutting off the main water supply

Key specifications

• Concealed angle stop valve designed for in-wall installation
• On/off shut-off function for local water isolation at fixtures
• Compatible with installation frames and service niches used in sanitary fittings
• Compact angle configuration suitable for tight wall cavities
• Materials and finish suitable for potable water supply (follow local regulations for installation)

How to use

Install the Aptel angle stop valve within the chosen installation frame or service niche according to the frame manufacturer's mounting instructions and local plumbing regulations. Connect the inlet to the supply line and the outlet to the fixture feed using appropriate fittings and sealants. After installation, ensure the valve is accessible via the service access panel. Operate the valve in the on or off position to isolate the fixture for maintenance; verify connections for leaks before closing the access panel and returning the installation to service.

Usage recommendations

Use the valve only for potable water supply systems and ensure installation is performed or verified by a qualified plumber. Regularly check the access panel and operate the valve periodically to confirm functionality. Follow local codes for mounting height and pipe insulation to prevent freezing or condensation issues.