A pair of silver UPVC window hinges with friction stays, displayed against a white background.
Diagram of UPVC window hinges (friction stays) with labeled dimensions showing standard opening, width (18mm), and stack height (13mm).
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A pair of silver UPVC window hinges with friction stays, displayed against a white background.Diagram of UPVC window hinges (friction stays) with labeled dimensions showing standard opening, width (18mm), and stack height (13mm).

UPVC Window Hinges Friction Stays. Standard Opening. 10" – Replacement uPVC Window Hinge

AvocetSKU: HS3955
162 reviews from verified buyers
Price:
£5.99

Save £15.00 — limited stock at this price

Key benefits

  • Standard opening friction stay - stiffens with age replace as a pair
  • Sized 8" to 24" - match your existing hinge length
  • Direct replacement - fits most uPVC casement windows

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Description

These hinges are designed to stay in any open position by means of friction and are common on top-hung and side-hung windows of uPVC or aluminium.

Sold in pairs (1 left, 1 right). Supplied with 13mm (standard) stack height. Hinge packers can be purchased separately to increase depth to 17mm.

Features & Benefits

* Enhanced weather sealing - enclosed end caps, asymmetric location system and profiled vent are all help 
* Long life expectancy - uses Thermoplastic components and tested to 30,000 cycles 
* Smooth operation - patented lipped slider 
* Easy friction adjustment - without metal-to-metal contact 

Common symptoms of failing friction hinges

* Difficulty opening and closing the window? 
* Window not closing tightly into frame? 
* Draughts through closed window despite gaskets in place? 
* Window fails to stay in position when partially open?

If you experience any of the above then you should consider repairing or replacing the hinges, before the situation gets worse and also becomes a security risk.

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Frequently Asked Questions

10-inch uPVC window friction stays are designed to support and control the opening and closing of casement windows. They help windows open smoothly whilst keeping them securely in place, making them ideal for standard uPVC double glazed windows.

These standard opening friction stays are compatible with many side-hung and top-hung uPVC casement windows. It is always recommended to measure your existing hinges and compare the dimensions before ordering to ensure a proper fit.

Signs that your uPVC window hinges may need replacing include windows that are difficult to close, draughts around the frame, dropped window sashes, stiff movement, or visible rust and wear on the hinges.

Yes, replacing uPVC window friction stays is usually a straightforward DIY task. With a few basic tools and the correct replacement hinges, most homeowners can fit new window stays quickly and easily. If you need help choosing the correct hinge, please visit our Contact Us.

Replacing worn friction stays can improve window security, reduce draughts, improve insulation, and restore smooth window operation. New hinges also help extend the lifespan and performance of your uPVC windows.

About the Brand - Avocet ABS

Avocet ABS is one of the UK’s leading names in high-security door hardware, trusted by homeowners, locksmiths, and security professionals for its proven protection against modern burglary techniques. Known for its ABS 3-Star Euro Cylinder, Avocet has built a reputation for developing advanced, police-approved security solutions that combine innovative engineering with long-lasting durability.

Every Avocet ABS product is designed to exceed the highest industry standards, offering anti-snap, anti-pick, and anti-drill protection to keep homes secure. The brand’s commitment to quality and continuous improvement has made it a top choice for upgrading uPVC, composite, and wooden doors with reliable, insurance-approved security.

Choosing Avocet ABS means choosing trusted technology, exceptional build quality, and maximum home protection—making it a standout brand for homeowners who demand the best in door security.

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