- Suitable for Combination and Gravity fed systems
- Fitting instructions included
- Against any manufacturing fault. The guarantee is only valid if the product has been installed and used in accordance with the manufacturers instructions
Unavailable for Home delivery. Please check your local store stock.
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Features and benefits
- The P-SI 15 is a polyphosphate dosing system for the control of hard water scale and soft water corrosion within combination boilers and other hot water systems
- Offers protection from both limescale and corrosion
- Suitable for whole house or single appliance protection
- Cartridges have a 12 month life
|Operating pressure (bar)||Max 10bar|
|Comes with||All fittings for easy installation|
Help & Advice
How to guides
Pipes and fittings vary by home and by length, shapes and connectors. Thankfully, this is no longer a problem and there are lots of different solutions to make your pipework secure and reduce the risk of leaks.
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Suitable for use with combination boilers and pressurised systems Fitting instructions included Against any manufacturing fault. The guarantee is only valid if the product has been installed and used in accordance with the manufacturers instructions