

The H2221 needle valve is made of ASTM A-105 galvanised steel and has a painted cast iron handwheel. It is available in sizes from 1/4" up to 1" with PTFE seal with graphite and a maximum working pressure of 200 bar (3000 lbs).
The H2221 needle valve is made of ASTM A-105 galvanised steel and has a painted cast iron handwheel. It is available in sizes from 1/4" up to 1" with PTFE seal with graphite and a maximum working pressure of 200 bar (3000 lbs).
Perhaps not everyone knows that today is 'World Water Day', an increasingly important resource for us and our environment.
Electronic level regulators: designed to regulate the start-up and shut-down times of a pump, they do not always require an electrical panel.
Reduced water consumption, rainwater recovery, stainless steel and high-efficiency components: how to design a sustainable plumbing system.
Surface pumping systems are important and in some cases essential for water systems in apartments blocks, hospitals and complex architectural structures.