... .Braided Flexible Sprinkler Hose for Commercial Building 2.FM Approved 3.Simple Installing,Non-pollution, Easy Relocation Stainless Steel Flexible Sprinkler ... -8100-W: FIRE SPRINKLER HOSE, WELDED WITH WIRE BRAIDSEH-8100-CU: FIRE SPRINKLER HOSE, CLAMPED WITHOUT WIRE BRAIDSEH- ... 8100-CW: FIRE SPRINKLER HOSE, CLAMPED AND WELDEDEH-8100-C: FIRE SPRINKLER HOSE, CLAMPED4.FEATURESa.FM approvedb.easy ...