Replacement options for Box Sash Windows
There are several replacement options available for box sash windows, each offering different benefits in terms of energy efficiency, aesthetics, and maintenance requirements.
- Double Glazed Sash Windows: These maintain the traditional appearance while providing better insulation and reduced noise compared to single glazing.
- uPVC Sash Windows: A modern alternative that mimics the look of wood but requires less maintenance and offers good durability and thermal performance.
- Timber Sash Windows: Ideal for period properties and conservation areas, these windows use high-quality timber and can be made to match the original design.
- Sash Window Conversions: Existing box sash windows can sometimes be upgraded by installing double glazing or draught-proofing systems, preserving the original frames.
- Casement Windows: As an alternative to sash windows, casement styles offer easy operation and high energy efficiency, though they differ in appearance from traditional sash designs.
When choosing a replacement, consider factors such as property style, local regulations, budget, and desired performance features.
For many people living in homes where the original windows were sliding Box Sash, re-instating sash is the only option they wish
Box sash windows, also known as sash windows, have a rich history dating back to the 17th century in England. Their innovative design, featuring moveable panels known as sashes, allowed for better ventilation and light control within buildings. The mechanism typically involves counterweights housed within a box frame, enabling the smooth vertical movement of the window sashes.
These windows became a hallmark of Georgian and Victorian architecture, admired for their elegance and practicality. Over time, advances in glass production and joinery improved their functionality and durability. Today, box sash windows remain popular in period property restorations and new builds seeking a classic aesthetic, blending traditional craftsmanship with modern materials for enhanced energy efficiency and security.
Box sash windows remain popular for several reasons. Their classic design complements both traditional and modern architecture, adding character and elegance to a property. These windows are known for their effective ventilation, as both sashes can be moved to control airflow. Additionally, box sash windows are valued for their energy efficiency, especially when fitted with modern glazing and insulation techniques. Their durability, ease of maintenance, and the ability to repair individual components also contribute to their ongoing appeal. Many homeowners appreciate the way box sash windows preserve the historical integrity of older buildings while offering contemporary performance and comfort.
Box sash windows are well-regarded for their ventilation capabilities. Their unique design allows both the top and bottom sashes to be opened, enabling warm air to escape from the top while cooler air enters from the bottom. This effective airflow can help maintain a comfortable indoor environment. Additionally, the level of ventilation can be easily adjusted by altering the position of the sashes to suit different needs and weather conditions.
The cost to replace and install box sash windows in the UK can vary depending on several factors, including the size of the windows, the materials chosen, the level of customization, and the company carrying out the work. On average, the price per window, including installation, typically ranges from £1,000 to £2,500.
Additional costs may arise if there are structural repairs, removal of old windows, or upgrades such as double glazing or specialist finishes. It is recommended to obtain multiple quotes from reputable installers to ensure an accurate estimate tailored to your property and requirements.
Take a look at some Sliding Box Sash options
Roseview Box Sash Windows
Also for typical pricing on our Sash Windows, take a look at some Window Replacement Pricing Guides
Typical Pricing for Replacement Windows and Doors