Pipes (uninsulated, steel to 22mm, copper to 10mm) through a concrete floor min 100mm. Protecta Putty Cord fillet to top side of floor only. Max FRR -/120/120. Does not require annular space. Click here for Tested System Tech Drawing
System ID #: 358
Max Fire Rating: 120
Max Thermal Rating: 120
Size: Steel to 22mm diam, Copper to 10mm diam
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