STUDOR
Pertanyaan yang Sering Diajukan
Pertanyaan umum tentang STUDOR dari 3G Electric.
What is the operating principle of a STUDOR air admittance valve?
A STUDOR air admittance valve (AAV) uses a mechanical diaphragm or piston that opens when negative pressure occurs in the drainage system during fixture discharge, allowing air to enter and equalize pressure. When the system returns to neutral or positive pressure, the valve closes automatically to prevent sewer gas from escaping into the building. This eliminates the need for a traditional vent pipe through the roof.
Are STUDOR air admittance valves compliant with plumbing codes?
STUDOR air admittance valves are designed to meet ANSI/ASSE 1050 and 1051 standards, which are recognized by many plumbing codes in the United States and other jurisdictions. However, code acceptance varies by region, so it is important to verify local regulations before specifying these valves. STUDOR provides documentation and listings for code compliance on their products.
What connection types are available for STUDOR drain air vents?
STUDOR drain air vents and valves are available with slip, threaded, or solvent weld connection types. For example, the Two-Way Vent (MPN 20297) and Air Admittance Valve (MPN 20302) use slip connections, while the Mini-Vent (MPN 20301) uses a threaded connection. The Recessed Air Admittance Valve Boxes (MPN 20381) use solvent weld connections. Selection depends on the pipe material and installation method.
What materials are used in STUDOR vent caps and valves?
STUDOR products are primarily made from plastic (ABS or PVC) for valve bodies and internal components, with some models featuring aluminum parts. For instance, the Vent Cap (MPN 20398) has an aluminum body with a silver finish, while the Two-Way Vent (MPN 20297) and Air Admittance Valve (MPN 20302) are made of plastic in black or white. The material choice affects durability, UV resistance, and compatibility with different piping systems.
Can STUDOR mini-vents be used in residential applications?
Yes, STUDOR Mini-Vent Air Admittance Valves (MPN 20301) are commonly used in residential plumbing to vent individual fixtures such as sinks, lavatories, and washing machines. They have a 2-inch overall diameter and a threaded connection, making them suitable for tight spaces where a traditional vent pipe is impractical. They are rated for use with drainage systems up to a certain fixture unit load, so sizing should be verified per code.
Does 3G Electric supply STUDOR products?
Yes — 3G Electric (S) Pte. Ltd. supplies STUDOR products. We stock the STUDOR catalog and supply genuine factory-original products with full manufacturer warranty and technical support.
