"Suburban Construction recently installed new siding & windows on our home. The job was completed as promised, and all old materials were cleaned up promptly. We would recommend Suburban to a... » more
- Bon and Donna Gulley of Milan, Illinois


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Block and Tackle Balance System

The block and tackle system utilizes a high-density nylon cord pulley action which is attached to a moveable block that travels up and down within a metal chamber. Tension from a heavy duty coil spring at the top of the block creates the proper resistance necessary for smooth operation of the window sash.

Not quite sure what the proper home improvement terms are? Let us help. We have put together a glossory for you to learn a little bit more about Home Improvement Glossary and Terms

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