Installation kit for boilers ARISTON 3318225 — two valves (installation set)

ARISTON installation kit for boilers 3318225 includes two valves designed for connecting and servicing compatible gas or water boilers. The set supplies the essential fittings required for valve replacement and basic flow control during installation and routine maintenance. It is intended to integrate with residential boiler systems where matching valve interfaces and dimensions are used, and it facilitates quicker on-site work for HVAC professionals and installers.

Advantages

The kit contains two valves matched for typical boiler connections, reducing the need to source separate components. Compact packaging and standardized connection geometry make installation straightforward when used with compatible ARISTON boilers and similar models. The valves are manufactured to provide reliable sealing and control of fluid or gas flow in domestic heating circuits, supporting efficient maintenance and minimizing downtime.

Suitable for (tasks / use cases)

• Replacement of boiler service valves during scheduled maintenance
• Installation of residential gas or water boilers with compatible fittings
• On-site servicing by HVAC technicians and plumbing installers
• Temporary or permanent flow control in domestic heating circuits

Key specifications

• Set composition: two valves designed for boiler connection and service
• Application: gas or water flow control in residential boiler systems
• Compatibility: intended for ARISTON boilers and equipment with matching valve interfaces
• Function: valve replacement and basic flow isolation for maintenance
• Materials and finish: corrosion-resistant metal components suitable for heating system fluids

How to use

Isolate the boiler and depressurize the system according to the boiler manufacturer's safety procedures before starting work. Remove the existing valves following the boiler's service instructions and install the new valves from the kit, ensuring correct orientation and secure connections. Verify tightness of threaded or compression fittings and restore system pressure. Check for leaks during a controlled start-up and confirm proper flow control and sealing before returning the system to regular operation.

Usage recommendations

Use only with boilers and piping that match the valves' connection types. Installation should be performed by qualified HVAC or plumbing professionals. Replace sealing elements or gaskets if worn, and follow local regulations for gas or water system work to ensure safety and compliance.