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The DELTANA WLS9U15 is a window sash lock designed to secure single- and double-hung windows in residential and light commercial applications. It measures 1-1/16 inches wide by 3 inches in length and ships in a Satin Nickel finish. The lock engages the sash rail to prevent the window from being opened from the outside, providing a basic layer of security and helping windows stay sealed against drafts. Installation is straightforward and suited for finish carpenters, glaziers, or general contractors working on window hardware replacement or new construction trim-out. The unit ships as a single piece and weighs 0.3 pounds.
This sash lock fits standard single- and double-hung window applications where a surface-mounted locking mechanism is required. It is commonly installed during new construction, window replacement projects, or hardware upgrade work on residential windows. The Satin Nickel finish coordinates with contemporary and transitional interior hardware schemes. Each unit is sold individually, making it practical for single-window service calls or larger projects ordering by the case.
Designed as an OEM-style replacement or new-installation sash lock for standard single- and double-hung residential windows with conventional sash rail dimensions.
Installation is typically performed by a finish carpenter, window installer, or general contractor using a standard screwdriver or drill with a bit sized to the provided or specified fasteners. Before installation or replacement, ensure the window sash is in the closed position and verify the mounting surface is clean and flat. Do not overtighten fasteners, as this can crack the sash rail or distort the lock body. Follow local building codes where window security hardware requirements apply.
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