1/2" PEX Crimp ManaBloc Manifold 36-Port, 22-Cold, 14-Hot (Installation by Non-Professional may void Viega's LLC limited warranty)

Viega 49630 36-Port ManaBloc – Scalable Water Distribution for Demanding Systems

The Viega 49630 ManaBloc delivers centralized water control across up to 36 individual supply lines, streamlining plumbing layouts and offering superior system flexibility. Ideal for high-occupancy residential projects and light commercial installs, this manifold enables direct-line connections to each fixture, reducing pressure fluctuations and improving serviceability.

Engineered for Multi-Fixture Performance

This unit supports 22 cold and 14 hot water ports, each with its own integrated shutoff valve for isolated maintenance. The durable polymer body withstands harsh conditions and is pressure rated up to 100 PSI at 180°F, ensuring dependable operation even under elevated system demands.

Product Advantages

• 36 Total Outlets – Easily connect and control water supply to up to 36 points of use (22 cold, 14 hot).
• Integrated Port Valves – Individual shutoffs at every outlet support fixture-level servicing and repairs.
• Flexible Configuration – Designed for use with compatible fittings (adapters sold separately) to suit various installation needs.
• High-Performance Build – Thermally and chemically stable polymer construction provides long-term reliability.
• Consistent Flow – Direct lines to each fixture minimize pressure drop and maintain balanced flow rates.

Technical Specifications

• Model Number: 49630
• Total Ports: 36 (22 cold, 14 hot)
• Operating Pressure: Up to 100 PSI
• Temperature Tolerance: Up to 180°F
• Material: Engineered polymer (PSU)
• Connection Type: Compatible with Viega PureFlow® press or crimp fittings

Installation Guidelines

This manifold requires careful planning during rough-in and is best installed by licensed professionals. System balancing, pipe routing, and valve orientation must be addressed during setup. Because the unit is sold without outlet adapters, it offers full flexibility in matching supply line types.

Designed with Pros in Mind

For Contractors: Viega’s manifold-based distribution simplifies troubleshooting and fixture isolation. The 36-port format is a cost-effective option for custom builds or high-traffic facilities where reliability and quick service access are priorities.

For Skilled Installers or Advanced DIYers: While this system is user-configurable, it requires an understanding of PEX fitting systems and local code compliance. A qualified plumber can ensure leak-free performance and optimal efficiency.

Key Features Summary

• High-Capacity Fixture Coverage – Supports large-scale residential or light commercial plumbing demands.
• Direct-to-Fixture Connections – Reduces joints and fittings, lowering potential leak points.
• Centralized Access – Streamlines future maintenance and system monitoring.
• Code-Compliant Materials – NSF-certified for potable water applications with lead-free construction.

Streamline Your Water System with the Viega 49630 ManaBloc

The Viega 36-port ManaBloc offers a proven method for improving water system control, reducing installation complexity, and enhancing end-user experience. For plumbing professionals looking to increase efficiency and deliver long-lasting results, this manifold is a smart choice for distributed water delivery systems.