Top 9 Window Locks For Double Hung Windows – Window Locks & Latches

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1. Defender Security

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2-Pack, Defender Security U 9809 Vinyl Easy Installation to Keep Securely Closed – White Diecast Construction Pack of 2 Sliding Window Lock

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Defender Security #ad - For use on most vinyl windows – these sliding window locks are for use on horizontal sliding windows and most vertical sliding single hung windows as a secondary window lock. Add extra security – use these sliding window locks to prevent unwanted intruders and avoid falling accidents –keeping your windows closed when you want them the most secure! Air and a breeze can get in, but no intruders.

Vise like" grip holds securely and will not mar frame. This is for Vinyl Windows only. Allows window to lock in ventilating position; cam style locking lever; no tools required. Each pack includes – 1 adjustable jaw that fits all vinyl frame rail thicknesses from 1/16" up to 1/2 in.

Thick. Product info – these sliding window locks have a diecast construction with a white painted finish and can fit most vinyl frame rail thicknesses ranging from 1/16” to ½”. The locks feature an adjustable jaw that has a “vise-like” grip, and they are capable of opening up to ½” wide. Securely lock windows – these u 9809 sliding window locks for vinyl windows help keep them securely closed.
BrandDefender Security #ad
ManufacturerPrime-Line Products (Home Improvement) #ad
Height5.44 Inches
Length1.18 Inches
Weight0.3 Pounds
Width1 Inches
Part NumberU 9809
ModelU 9809
WarrantyGoods are warranted against manufacturing defects for 1 year. In no case is Prime-Line responsible for user related damage or damage incurred during installation. Warranty is void if products are subjected to abnormal conditions, misapplication or abuse.

2. PRIME-LINE

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White, Diecast Construction, Prime-Line F 2588 Sash Lock, Used on Vertical & Horizontal Sliding Windows

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PRIME-LINE #ad - Baked-on white enamel finish. This item has 2-1/16 in. Diecast construction. Mounting hole centers. This sash lock can be used on horizontal and vertical sliding windows constructed of aluminum, wood and vinyl materials.
BrandPRIME-LINE #ad
ManufacturerPrime-Line Products #ad
Height0.87 Inches
Length1.12 Inches
Weight0.18 Pounds
Width2.6 Inches
Part NumberF 2588
ModelF 2588
WarrantyGoods are warranted against manufacturing defects for 1 year. In no case is Prime-Line responsible for user related damage or damage incurred during installation. Warranty is void if products are subjected to abnormal conditions, misapplication or abuse.

3. PRIME-LINE

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White Powder Coat w/ Enamel Finish, Single Unit, White – Diecast Construction, Designed for both Single & Double Hung Windows, Prime-Line F 2744 Sash Lock

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PRIME-LINE #ad - Versatile adaptability – the single element sash lock can be used on both single and double hung vertical sliding windows, adapting to both wood and vinyl constructed frames.

Built to last – this prime-line sash lock is diecast constructed, creating a solid single unit built to withstand the test of time. Prime-line's commitment to quality results in repairs which look as good as the initial install, making us the go-to solution for our loyal customers. Prime-line grade – we specialize in repair and replacement hardware products for your home. Contemporary design – the prime-line sash lock is powder coated with a white enamel finish, accentuating any window unit with a clean and fresh appearance.
BrandPRIME-LINE #ad
ManufacturerPrime-Line Products #ad
Height7.7 Inches
Length1.27 Inches
Weight0.2 Pounds
Width2.81 Inches
Part NumberMSD-7849564
ModelF 2744
WarrantyGoods are warranted against manufacturing defects for 1 year. In no case is Prime-Line responsible for user related damage or damage incurred during installation. Warranty is void if products are subjected to abnormal conditions, misapplication or abuse.

4. PRIME-LINE

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Spring Cam Action, Zinc Die-Cast With Antique Brass Finish, Prime-Line F 2653 Window Sash Lock

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PRIME-LINE #ad - Zinc die cast design. Cam type lock with spring action cam. Antique brass finish. Used on double hung window by several manufacturers. Note: verify dimensions against line drawing image before ordering.
BrandPRIME-LINE #ad
ManufacturerPrime-Line Products #ad
Height0.88 Inches
Length0.88 Inches
Width2.63 Inches
Part NumberF 2653
ModelF 2653
WarrantyGoods are warranted against manufacturing defects for 1 year. In no case is Prime-Line responsible for user related damage or damage incurred during installation. Warranty is void if products are subjected to abnormal conditions, misapplication or abuse.

5. Defender Security

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Brass Plated, Defender Security U 9939 Wood Window Vent Lock, Pack of 2, 1-9/16 in., Steel

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Defender Security #ad - 1 in. Used on vertical sliding wood windows as a secondary lock to block lifting of lower sash. Stamped steel construction. Mounting hole centers. Brass plated finish.
BrandDefender Security #ad
ManufacturerPrime-Line Products #ad
Height1.56 Inches
Length1.13 Inches
Weight0.15 Pounds
Width3.81 Inches
Part NumberU 9939
ModelU 9939

6. PRIME-LINE

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Prime-Line Products F 2755 Sash lock & Keeper white 2-1/16" Hole spacing, 7/16" bascket

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PRIME-LINE #ad - This sash lock is used on single & double hung vinyl windows. Mounting hole centers. White, baked-on enamel finish. Diecast construction. And 1 in. This item has 2-1/16 in.
BrandPRIME-LINE #ad
ManufacturerPrime-Line Products #ad
Height0.74 Inches
Length1.25 Inches
Weight0.15 Pounds
Width2.78 Inches
Part NumberF 2755
ModelF 2755
WarrantyGoods are warranted against manufacturing defects for 1 year. In no case is Prime-Line responsible for user related damage or damage incurred during installation. Warranty is void if products are subjected to abnormal conditions, misapplication or abuse.

7. PRIME-LINE

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White, Vinyl or Wood Double-Hung Windows – 2” Hole Centers – Heavy-Duty Zinc Diecast Construction, Prime-Line Products F 2646 Keyed Sash Lock – Child-Proof Security Lock Only Unlocks With Key – For Aluminum

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PRIME-LINE #ad - Easy installation – installation is easy with all screws included. To lock the device in the open or closed position, simply remove the key from the lock. Child-proof– prime-line keyed sash lock is designed to child-proof sliding windows and secure windows at high elevation.

It can be installed on windows constructed of aluminum, wood and vinyl sash and frames. Durable – made of heavy-duty diecast zinc with a white enamel finish, this child-proof sash lock is strong, durable and made to last. The lock can only be opened with the included key, keeping curious kids safely inside. The sash lock features a 1” deep base, 5/8” deep keeper with 2” mounting hole center spacing on both the keeper and cam-action keyed locking latch.

Window sash lock – this window sash lock can be used on vertical single and double hung sliding windows, and on horizontal sliding windows. Note: these are not all keyed alike – each lot contains a limited mix of key numbers. Non-turning key - when the key is inserted into the keyhole, the thumbturn and cam are released allowing it to be rotated open or rotated closed.
BrandPRIME-LINE #ad
ManufacturerPrime-Line Products #ad
Height1 Inches
Length0.62 Inches
Weight0.02 Pounds
Width2.62 Inches
Part NumberF 2646
ModelF 2646
WarrantyGoods are warranted against manufacturing defects for 1 year. In no case is Prime-Line responsible for user related damage or damage incurred during installation. Warranty is void if products are subjected to abnormal conditions, misapplication or abuse.

8. Andersen

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Andersen Sash Lock & Keeper in White Color 1968 to Present

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Andersen #ad - Works with 400 series tilt-Wash Double windows manufactured from 1994 to Present. The sash lock and keeper are flush mounted at the centered of the sash. Stone sash lock and keeper 1630020 Works with perma-shield narroline Double-Hung non-tilt windows manufactured from 1968 to Present. This composite sash lock and keeper replaces previous vintage metal lock and keeper.
BrandAndersen #ad
ManufacturerAndersen #ad
Height5 Inches
Length3 Inches
Weight0.05 Pounds
Width0.5 Inches
Part Number1630029
Model1630029

9. PRIME-LINE

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2-1/4-Inch X 7/16-Inch, Prime-Line Products F 2768 Vinyl Window Sash Lock with Keeper, White

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PRIME-LINE #ad - Tapered housing. White finish. Die cast construction. Small cam design. Used on vinyl hung windows.
BrandPRIME-LINE #ad
ManufacturerPrime-Line Products #ad
Height0.8 Inches
Length1.14 Inches
Weight0.2 Pounds
Width2.84 Inches
Part NumberF 2768
ModelF 2768
WarrantyGoods are warranted against manufacturing defects for 1 year. In no case is Prime-Line responsible for user related damage or damage incurred during installation. Warranty is void if products are subjected to abnormal conditions, misapplication or abuse.