SWISH WINDOWS double glazing Leicester

A great way to improve the look, warmth and value of your home is to choose Swish products.

Peak windows is your local supplier of Swish made products

Replacing windows can make a huge difference to the appearance and value of your property. Using Swish products can add value and instantly transform your property.

Choosing Peak Windows as your Swish authorised Installer for your windows, doors or conservatory you can be sure you have appointed a professional firm. Our friendly team of UPVC window and door installers are fully trained to support you through the whole process, from design and planning, to the fitting and installation, whilst keeping you informed at every stage. We are recognised as one of the leading companies for installing double glazing and conservatories and are authorised installers of Swish Windows and Doors and are also Certass Accredited Thermal Rating Register Contractors.


Swish has been in the home improvements market for over 40 years.
The Twentyfour-seven system is one of the most modern systems available in the UK (Leicester | Midlands). Fully sculptured design features include 5 chambers of high levels of thermal efficiency and dual position reinforcement for secure hardware anchorage. Their unique RCM reinforcement is made from recycled composite material and is an environmentally sustainable alternative to steel as well as offering improved levels of thermal efficiency.
The system can be used to manufacture internally beaded casements, tilt/turns and French windows as well as inward and outward opening residential doors, French doors and tilt/slide patio doors.

Twentyfour-Seven is available in white, Rosewood, Rosewood-on-white, Light Oak, and Light Oak-on-white finishes.

Key features:

  • Fully sculptured 5 chamber system for maximum thermal and acoustic performance
  • Internally beaded with multipoint locking for maximum security
  • Recycled Composite Reinforced complimented with steel or aluminium reinforcement for maximum strength and thermal efficiency
  • 10 year guarantee on window fabrication and profile