Two Way Vent Valve SAV110 Marley
Marley SAV110 Two-Way Vent Valve –Essential Air Regulation for SV Drainage Systems
Two Way Vent Valve SAV110 Marley
Key Takeaways
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110mm diameter – Compatible with standard SV systems
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Two-way air flow regulation – Prevents vacuum & pressure build-up
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UV-stabilized PVC-U – Long-lasting, corrosion-resistant material
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SABS Approved – Guaranteed safety, quality & local compliance
Key Features & Specifications
Size: 110mm Diameter
Designed for standard SV pipe compatibility, allowing seamless integration into existing systems.
Material: UV-Stabilized PVC-U
Made from high-strength, corrosion-resistant PVC-U that withstands long-term exposure to chemicals, wastewater, and outdoor elements.
Two-Way Valve Design
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Inlet function: Allows air to enter during negative pressure events
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Outlet function: Releases excess air when positive pressure builds
This dual functionality ensures optimal drainage performance and prevents sewer gas backflow.
SABS Certified
Fully compliant with SABS standards, confirming quality assurance, system compatibility, and durability in South African plumbing applications.
Ideal Applications
✔️ Ventilation for soil and waste (SV) piping systems
✔️ Residential, commercial, and industrial drainage networks
✔️ Ideal for multi-storey installations or systems prone to siphoning
Installation Notes
Do not install in horizontal or submerged conditions
Ensure the valve is accessible for inspection and above flood level
Must be installed in accordance with local plumbing codes
Frequently Asked Questions
How does a two-way vent valve work?
It allows air to enter or escape the system automatically depending on pressure conditions, stabilizing internal airflow.
Is the SAV110 suitable for outdoor installation?
Yes – the UV-resistant PVC-U ensures it performs reliably in outdoor and exposed environments.
Does it require maintenance?
Minimal maintenance is required. However, annual inspection is recommended to ensure proper functionality.
Final Remarks – Engineered for Reliable Airflow
When it comes to maintaining smooth drainage flow and preventing system failures, the Marley SAV110 Two-Way Vent Valve delivers performance you can trust. Built with durability, compliance, and function at its core, it’s an essential component in any high-efficiency plumbing system.
Marley – Precision Plumbing for Modern Infrastructure.
