The weights are attached to a cotton cord which extends up the jamb, over a pulley, and onto the operable sash.
#Adjustable window screens at menards windows
Windows with cord and weight balance systems have a box built into each side of the window (the jambs) where cast iron or lead weights are suspended. How do cord and weight window balance systems work?
If your home has older wood windows they may operate with a cord and weight or chain and weight balance system.įun Fact: Prior to the invention of this counterbalance system, the operable sash had to be propped open with sticks, hinge systems ↗, or swivel blocks ↗. The cord and weight balance system was the first type of balance system installed in sash windows. We’ll introduce them to you from the oldest to the newest. There are four common window balances found in residential windows. Like the rest of the window system, balances have become more sophisticated thanks to modern technology. There are several types of window balances, the type of window balance found in your windows depends on the age of the window and the manufacturer. Casement and awning windows don’t need balances because they operate on hinges and are pushed out to open.īack to Table of Contents Types of Window Balances You won’t find window balances in horizontal sliders because this type of window sits on a horizontal track and slides left or right to open. The balance mechanism helps you open your windows vertically countering the force of gravity. Window balances are only found in windows that move up and down, referred to as either single or double-hung windows. The window balance is located in the window jamb, which is the vertical sides of the window.īack to Table of Contents What Type of Windows Have Balance Systems? Single-hung and double-hung windows operate vertically without a counterbalance, the sash would fall to the bottom of the frame. The balance counters the force of gravity and holds the sash of your window unit in place.Ī sash is the part of the window that holds the glass within the mainframe of the window. What is the Most Popular Window Balance?Ī window balance is a mechanism that allows your single-hung and double-hung windows to open and close smoothly.Can I Repair or Replace Window Balances?.What Type of Window Have Balance Systems?.Read on to discover why window balances are important and how they might influence your replacement window decision.
The most common cause of these problems is a defunct window balance. A primary reason homeowners replace their windows is because there are windows in their homes that don't open easily or stay open.