This complete set consists of a sturdy 0.42 kg gas bottle (empty) with tap and hook. Then a 2 bar reducing valve with hose rupture valve (extra safe,) Handle, rotating hose, pipe, head 3941, head 3939 & soldering pen titanium 24794. Loose heads can also be ordered.
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This hose remains flexible so that it is pleasant to work with.
No expiry date, but an average life of 5 years is recommended by the manufacturer. Also check with the insurer whether they have any other requirements. It is important to regularly check that the hose does not become cracked or wrinkled. The connection from the pressure regulator to the gas bottle differs from the most common connection of gas bottles.