AS 2419.4:2021 pdf free.Fire hydrant installations Part 4: Storz fittings for firefighting purposes. 1.4.18 red ucer fitting that allows hoses and equipment of one diameter to connect to hoses and equipment of another diameter 1.4.19 relevant authority independent agency authorized by legislation or regulation to issue determinations, orders, or other instructions in respect of any subject covered by this Standard...
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