The aluminum tube is 17" long and contains a spiral rod that is 17-3/4" in length. The rod has a red bearing at the tip, which shows the tension level used to support the sash. Inside the tube, the spiral rod rotates to balance the sash as it moves up or down.
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The 150 Series is a heavy-duty spiral window balance for non-tilt/sideload window applications. The weight range for this balance series is 30-40 lbs. Spiral Balances sold individually. Other Accessories and HardwareNot Included.
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This balance is for tilt windows. The rod is a standard rod which extends beyond the tube. Make sure your balance matches the specs of this balance before ordering. Specific ends and accessories should also be ordered and replaced with new balances.
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The rod is a standard rod which extends beyond the tube by 3/4 in. Make sure your balance matches the specs of this balance before ordering. Specific ends and accessories should also be ordered and replaced with new balances.
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Upgrade heavy-duty window performance with the WRS Caldwell Series 150 Spirex Heavy Duty Spiral Balance, purpose-built for non-tilt and sideload window applications. The Series 150 Spirex line provides a universal black tip design across all lengths, making selection straightforward.
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This unit will also replace spiral balances with a white bushing. Bushing Color. Check color of Nylon Bushing. If White or Red, select a Standard Duty Balance; if Blue, select a Heavy-Duty Balance.
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This is a window balance face guide. WATCH VIDEO.
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Pivot lock shoe with a 3/8" thickness, compatible with the Series 900 tilt-in window sash support system. Powered by ExportYourStore.com
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