Model:BRFL-D-4 4" Deep Blast Resistant Louver
APPLICATION The BRFL-D-4 has been blast tested in accordance with ASTM F2927-12 to withstand a blast of up to 8.97 psi and an impulse of 40 psi-ms. The test yielded a damage rating of I (undamaged) with no breakage and minimal deflection (less than 1/8").