The LPS 1175 SR1 (A1), SR2 (B3) & SR3 (C5) Platinum Bi-parting Bi-folding Gate is a fast acting security gate which is ideal for sites where there is a limited area for the gate to open and close. The gate has successfully withstood forcible attack to Security Rating 1 (A1) for 1 minute, Security Rating 2 (B3) for 3 minutes and Security Rating 3 (C5) for 5 minutes.