unique balance, the original inventor of the spiral balance system in 1932, produces a product line including block and tackle, constant force, pivot shoes, pivot bars, tilt hardware, screen corners, mobile home hardware and numerous other window hardware components .
검색 하기 키워드:
spiral balance, lite lift, super lift, block and tackle, one step, tilt for jamb, coil balance, constant force, single hung, double hung, window, door, sliding door, threshold, hardware, architectural hardwares, shoes, cam, die, extrude, fenistration, sash lock, screen corners, pivot bar, tilt latch