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Your Trusted Partner for Bespoke Window & Door Solutions
Bespoke Windows By R K M is a family-run business established in Perth, Scotland, with over three decades of experience in crafting bespoke timber windows and doors. We specialise in combining traditional joinery techniques with modern materials, offering FSC-certified timber, aluminium-clad systems, and uPVC alternatives tailored to both heritage and contemporary properties. Our team prioritises quality craftsmanship, energy efficiency, and customer satisfaction, serving Central Scotland including Edinburgh, Glasgow, Stirling, and Dundee.

We maintain rigorous in-house quality control and provide end-to-end support, from design consultations to seamless installations. Our commitment to sustainability, technical expertise, and personalised service has earned us a reputation as a trusted partner for homeowners and architects alike.
Services
Timber Windows Aluminium Windows uPVC Windows Sliding Sash Windows Timber Doors Aluminium Doors Fire Doors Bifold Doors Composite Doors Residence Collection
Highlights and features
  • We offer over 30 years of expertise in bespoke joinery for heritage and modern properties.
  • Our FSC-certified timber ensures sustainable, high-quality materials for every project.
  • In-house manufacturing guarantees precision and quality control from start to finish.
  • We provide interest-free financing through partnerships with Scottish Government schemes.
  • Our team delivers minimal disruption and meticulous attention to detail during installations.
Associations and certifications
  • FSC
What people say
5 star performance Top quality bespoke door Seamless process Excellent service Top notch workmanship
Services
Timber Windows
Handcrafted timber windows tailored to traditional and heritage properties. Using FSC-certified redwood and hardwood, our designs combine period authenticity with modern thermal efficiency. Ideal for listed buildings requiring conservation-compliant upgrades while maintaining aesthetic integrity.
Aluminium Clad Windows
Durable aluminium-clad timber windows offering low maintenance and enhanced security. The external aluminium shell resists weathering, while the timber interior provides natural insulation. Perfect for properties seeking contemporary performance with classic visual appeal.
Sliding Sash Windows
Traditional sliding sash windows reimagined for modern efficiency. Our timber sash systems feature smooth operation, draught-proofing, and double glazing. Designed to replicate original Victorian and Edwardian styles while meeting current energy standards.
Composite Doors
High-security composite doors with 48mm solid cores and multi-point locking systems. Available in custom designs to match period or modern homes. Enhanced insulation and durability make them ideal for improving both kerb appeal and home safety.
Bifold Doors
Sleek aluminium bifold doors creating seamless indoor-outdoor transitions. Engineered for large openings, these doors feature slim sightlines and weather-resistant seals. Perfect for contemporary extensions requiring maximum natural light and space efficiency.
Questions
What materials do you use for your windows and doors?
We use FSC-certified timber, aluminium-clad systems, uPVC, and composite materials. Each option balances durability, aesthetics, and energy efficiency for different property types.
Can you match original windows in historic properties?
Yes, our timber windows replicate traditional designs for listed buildings while incorporating modern insulation and draught-proofing technologies.
Do you offer energy-efficient solutions?
All our products meet current thermal performance standards. Timber and aluminium-clad systems reduce heat loss, with double glazing options for enhanced efficiency.
How long does installation take?
Most window replacements complete in 1-3 days, with larger projects scheduled to minimise disruption. Our team ensures tidy, efficient installations.
Are financing options available?
Yes, we offer interest-free loans through the Scottish Government's Home Energy Scotland scheme for eligible homeowners.
Do you provide guarantees?
We offer comprehensive warranties covering manufacturing defects and installation workmanship for added peace of mind.