balanced sash

balanced sash

[′bal·ənst ‚sash] (building construction) In a double-hung window, a sash which opens by being raised or lowered and which is balanced with counterweights or pretensioned springs so that little force is required to move the sash.

balanced sash

In a double-hung window, a sash which opens by being raised or lowered and whose weight is balanced with counterweights or with pretensioned springs so that little force is required to lift the sash.