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15mm Solenoid Valve Sizing and Specifications Guide

15mm Solenoid Valve Sizing and Specifications Guide

The most common advice about a 15mm solenoid valve is also the most misleading: match the valve to the pipe and check the coil voltage. That can get the connection wrong, the flow wrong or the water approval wrong, because “15mm” might describe the pipe connection,...
4 Bar Pressure Relief Valve Guide for UK Systems

4 Bar Pressure Relief Valve Guide for UK Systems

A 4 bar pressure relief valve is set to relieve at 4 bar (400 kPa), eight times the 0.5 bar UK regulatory threshold, but the label alone doesn't prove it fits your circuit. You must also check the protected component's allowable pressure, the flow the valve...
Strainers Y Type: Sizing, Installation and Maintenance

Strainers Y Type: Sizing, Installation and Maintenance

The pump's noisy on the first start, the oil looks clean, and someone suggests fitting a finer screen to keep more dirt out. Before you order it, check the pressure at the pump inlet. The strainer installed to protect the pump may already be restricting its...
1 2 Tees Explained: Sizes, Types and Selection

1 2 Tees Explained: Sizes, Types and Selection

'1 2 Tees' most commonly means a 1/2-inch tee, a three-port fitting with a 12.7 mm tube connection and a G1/2 BSP thread of about 20.955 mm outside diameter, and that label alone doesn't confirm compatibility. If the size is printed on the box, why do...
Valve Full Bore Explained for UK Hydraulics

Valve Full Bore Explained for UK Hydraulics

A full bore valve has an internal passage about equal to the connected pipe bore, so fully open it adds far less restriction than a reduced port. That label alone doesn't prove negligible pressure loss, because only the tested Kv, true internal diameter in...