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One Seven Proportioning Systems deliver precise, automatic foam concentrate dosing across a full range of flow rates and pressures — guaranteeing consistent foam quality and optimised suppression performance in every application. With proportioning accuracy from 0.1% to 6%, One Seven proportioners reduce concentrate consumption, lower operating costs, and support more environmentally sustainable firefighting operations.
Our range includes the portable OSP-24i-T for flexible field deployment, and the integrated OSP-16i, OSP-24i, OSP-32i, and OSP-48i proportioners covering a range of flow capacities for installation in fire trucks, sprinkler systems, and industrial applications. Compact, robust, and low-maintenance, all models are designed for seamless integration into new builds or retrofit installations.
Contact us to discuss your proportioning requirements or for assistance selecting the right OSP model for your system.
Holiday Closure Notice
Our office is closed from 5:00pm Friday 19 December and will reopen 8:30am Monday 5 January. We will respond to urgent enquiries during this period.
Wishing you a safe and happy holiday from all of us at Fire Response. Contact Us here
