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It is designed so that a narrow gap is left between the cap and the top of the chimney pot or liner to enable trickle ventilation of the flue which is necessary to prevent residual moisture in the stack creating damp problems
Can be supplied cut to required lengths
- 12m food grade fabric reinforced PU hose with Stainless Steel 1/2" BSP
- Adjustable height
Replacement Spray Head
Pressure Sentry Size:1/2" It is designed so thatDESCRIPTION: This is a compact device capable of detecting low pressure in combination boiler heating systems. It provides an audio visual alert if system pressure falls below a set point. It uses a standard half inch BSP screw thread and has a small battery for the alarm, only drawing power when low pressure is detected.
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