by Julian Williams – Director of BB Partnership and Certified Passive House Designer
Achieving quality sleep is essential to health and well-being, and the design of a bedroom plays a crucial role in creating an environment conducive to rest. Here are some key aspects to consider when designing a room specifically for sleep:
A dark room is critical for sleep as it allows the body to follow its natural circadian rhythms. Good blackout solutions, such as well-fitted blackout blinds or curtains, prevent unwanted light from entering the room, which can disturb sleep.
While blackout solutions are ideal for night-time, many people benefit from natural light in the morning as a gentle, natural way to wake up. Smart blinds or shades can be programmed to gradually open at specific times, allowing sunlight to enter the room and help ease the transition from sleep to wakefulness. However, this is not always effective year-round due to seasonal changes.
Maintaining good indoor air quality is key to promoting restful sleep. While many people prefer to sleep with windows open for fresh air, this isn’t always practical in urban settings, where external noise and pollution can be disruptive. A Mechanical Ventilation with Heat Recovery (MVHR) system provides a solution by ensuring a consistent supply of fresh, filtered air while keeping windows closed. MVHR helps control indoor humidity, maintain a comfortable temperature, and keep external noise at bay, resulting in a more peaceful sleeping environment. Also, where the bedroom has an ensuite the MVHR unit will offer a quitter alternative to a traditional extract fan that can be noisy, especially if operated at night-time.
Noise pollution is a significant concern, particularly in urban areas, and can severely disrupt sleep. Triple glazing offers a practical solution for controlling external noise. Unlike single or double glazing, triple-glazed windows are highly effective at sound insulation and also contribute to internal comfort. They prevent cold spots near windows that can cause drafts and air movement, making the room more thermally comfortable overall, in very simple terms a room with triple glazing will be more comfortable at a lower temperature than a room with double glazing set to the same temperature as there will be no drafts caused by cold spots at windows.
A well-insulated home is crucial for comfort year-round. In winter, good insulation helps retain heat, ensuring a cosy sleeping environment without excessive energy consumption. In summer, insulation combined with thoughtful window design or the use of external shading can prevent overheating, making the bedroom more comfortable without the need for comfort cooling systems, such as air conditioning. These cooling systems, while sometimes necessary, are not always pleasant to sleep with. Optimizing passive design can reduce their need altogether. Furthermore, using wet heating systems, such as radiators or underfloor heating, instead of fan coil units improves air quality by avoiding the circulation of dust and other allergens, creating a cleaner, healthier environment for sleep.
Consideration should be given to internal lighting, with a range of lighting options used that allow for task lighting for reading along with low level illumination to illuminate the way to the bathroom at night, this is especially important if good levels of black out have been achieved.
There is also scope for lighting to be linked to smart systems as part of a gentle wake up process.
Clutter can be a distraction and contribute to mental unrest, both of which are detrimental to sleep. Keeping the bedroom as clutter-free as possible promotes relaxation and helps create a tranquil space. Although it is not always practical, incorporating a separate dressing room or dedicated storage areas can significantly enhance the bedroom’s sense of calm. This allows the sleeping space to be free of distractions, promoting a restful environment.
The aim of this article is to set out the various aspects that need to be considered as part of the design of a bedroom, but are equally applicable to other rooms.
Whilst the article is geared towards creating a bedroom for comfort, many of the ideas are also part of a suite of measures that will also promote low energy design and pick on the principals of Passive House Design by controlling the internal environment for the benefit of the occupiers. Minimising overheating in summer, not only creates a more comfortable internal environment, it also removes the need for comfort cooling options that waste energy and can have a negative effect upon internal comfort. The use of triple glazing and MVHR control both indoor air quality and thermal comfort along with acoustic comfort.
I hope you have found this article useful and that it emphasises the interconnections between design considerations, please get in touch with us if you are contemplating a residential development either as a homeowner or a developer that we could assist with.