Bedroom Renovation in London: Specification, Storage, and What It Costs

The bedroom is the room where specification decisions have the most direct impact on daily quality of life, yet it is frequently the last room to receive budget and attention in a London renovation. Clients who invest heavily in kitchens, bathrooms, and reception rooms often accept standard bedrooms — a coat of paint, a fitted wardrobe from a national supplier, and whatever flooring is cheapest. In a high-specification property, this imbalance is immediately apparent.

This guide covers what a proper bedroom specification involves and what each element costs.

Acoustic performance

Noise is the most significant determinant of sleep quality. In London — where ambient street noise, neighbours above and below, and mechanical plant can all intrude — bedroom acoustic performance is a substantive design requirement, not a luxury.

Floor and ceiling treatment: In an apartment, the ceiling is the primary noise path from the flat above. An independent ceiling on resilient channels (see the acoustic treatment guide for detail) improves impact noise by 8–12dB — the difference between hearing every footstep clearly and being aware of footsteps only as a background presence.

Wall treatment: Party walls and walls adjacent to noisy spaces (stairwells, kitchens, corridors) should be treated with an independent lining on resilient channels or acoustic-grade plasterboard.

Windows: Double or triple glazing with acoustic laminated glass is the correct specification for a bedroom facing a London street. Secondary glazing with a 150mm+ air gap provides the best acoustic performance for an existing window.

Ventilation: A ventilated room that does not require open windows for fresh air maintains acoustic performance. A mechanical ventilation system (MVHR or supply-and-extract) allows the windows to remain closed at night. This is particularly valuable in a bedroom facing a busy road.

The wardrobe wall

Built-in wardrobes that span a full wall — floor to ceiling, wall to wall — are the standard for a high-specification London bedroom. They maximise storage, minimise visual clutter, and when well-detailed, become an architectural feature.

Door types: - *Hinged*: Provide full opening access to the interior. Require clear floor space in front to open. The most functional option where space allows. - *Sliding*: Do not require clear floor space to open. At any given moment, access is limited to the open door section — typically 40–50% of the total width. Preferred in smaller bedrooms or where the door swings into the room would be inconvenient. - *Pocket/sliding into wall*: The door slides into a cavity in the wall, disappearing entirely when open. The most architectural solution but requires the wall cavity to be designed at the structure stage.

Interior fittings: A well-designed wardrobe interior considers the actual wardrobe requirements of the user: long hang, short hang, shelving, drawer stacks, shoe storage, and — in a dressing room context — island unit or seating. PAX-style uniform internal configurations are not efficient for high-specification wardrobes; a bespoke interior designed around actual storage needs uses the volume much more effectively.

Finish: Painted MDF or painted hardwood is the standard. High-gloss lacquer on wardrobe doors reads as contemporary; eggshell or satin finish is more appropriate for a period property. Veneer (oak, walnut) gives a warmer, more furniture-like quality.

The bed wall and headboard

The wall behind the bed is a defining element of a bedroom's character. Options:

Upholstered wall panel or headboard: A fabric- or leather-covered panel behind the bed, typically running floor to ceiling or at least to picture-rail height. This is the standard treatment in hotel-quality bedrooms — it provides acoustic absorption, visual warmth, and integrates the headboard into the architecture. Fabrics: linen, velvet, bouclé, or leather. A bespoke upholstered headboard panel is typically £800–£3,000 depending on size and fabric.

Wall finish: Deep, saturated paint colours on the bed wall — dark green, navy, charcoal, aubergine — read as confident and enveloping in a bedroom. The contrast with lighter ceiling and side walls creates intimacy.

Bedside joinery: Floating bedside shelves or small wall-hung cabinets at bed height, with integrated electrical sockets and USB charging, are both functional and cleaner visually than freestanding bedside tables. These are designed and installed as joinery items by the same team building the wardrobes.

Flooring

Carpet: The traditional bedroom floor covering. Warm underfoot, acoustically absorbent (important in a bedroom above a lower floor), and comfortable. Wool carpet with a good underlay is the correct specification for a high-quality bedroom. 80/20 wool/nylon for durability in a trafficked bedroom; 100% wool for a rarely-trafficked spare room. Avoid synthetic carpets in primary bedrooms — they feel and age poorly.

Engineered timber: Used in bedrooms where the design language continues from open-plan spaces, or where the client prefers a hard floor throughout. Quieter than carpet acoustically but harder underfoot. Requires an acoustic underlay beneath for impact noise management.

Stone or tile: Rarely used in bedrooms due to the cold and hard qualities underfoot. Occasionally specified in master bedrooms where underfloor heating is installed.

En-suite connection

A master bedroom with a well-designed en-suite requires careful planning of the connection between the two rooms — the door position, the sight line from the bed (avoid a direct view into the wet room or WC), and the acoustic separation between the en-suite and the sleeping area.

A short lobby between bedroom and en-suite (even 600mm of corridor) significantly improves acoustic separation, conceals the internal view, and creates a hotel-style arrival into the bathroom. This is worth designing into the floor plan even at the cost of a small reduction in the en-suite or bedroom dimensions.

Lighting

The bedroom requires three lighting layers: - *Ambient*: Low-level, dimmable downlights or a central pendant, switchable from both the door and the bedside - *Task*: Reading lights at the bedside — wall-mounted adjustable arms or integrated into the headboard, independently switched - *Accent*: Wardrobe interior lighting (activated by the door opening), a low-level floor wash in the wardrobe area

All bedroom lighting should be dimmable. The ability to reduce bedroom lighting to a very low level — 5–10% — is important for wind-down and is not achievable with standard non-dimmable fittings.

Realistic costs

ASAAN has delivered master bedroom and dressing room programmes as part of whole-house renovation projects in London. Our team manages joinery fabrication, acoustic treatment, and fit-out as a coordinated package.