Your search for "instruments" revealed the following:
LESER 4594.2132 Safety Relief Valve (Type 459 Stainless Steel)
S$7,024.50
Vendor: APSS Store
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SCHROEDAHL TDM096UV-007S-CS Automatic Recirculation Valve (Pump Protection)
S$14,675.78
Vendor: APSS Store
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