Reynaers CS77

Providing enhanced features and specifications for residential or commercial property, Reynaers CS77, made by C&A Window Systems is a robust and highly insulated suite of aluminium windows designed to meet the highest performance requirements for insulation, security and product stability. It comes in numerous versions and integrates fully with doors from the same system.

The Reynaers CS77 contemporary windows range is an excellent choice for those seeking a top-performing window and door system. Not only does it offer superior levels of thermal insulation, weather resistance, and security, but its modern flatline design allows it to work perfectly in new extensions or when you want a window with contemporary design.

luxury home with bronze reynaers aluminium cp155 sliding doors
  • Enhanced, high-grade aluminium windows
  • Three frame styles including hidden vent model
  • Capable of larger sash sizes and weights
  • Excellent all-round performance and specifications
  • High Insulation (HI) model with lower U-Values
  • 77mm frame depth

The CS77 window and door system is one of the most versatile and stylish options on the market today. Whether you prefer a more traditional Renaissance style or the very clean and contemporary lines of the hidden vent style, this cutting-edge window system has the aesthetics to complement almost any home. Its fully customizable design means that it can be tailored to perfectly suit your preferences, from frame colour and glazing style to hardware selections, so that you can easily create a beautiful, seamless look for any room.

The robust nature of CS77 creates significant maximum window sizes up to 1.7mm wide and 2.8mm high with suitable window control mechanisms installed. Windows are available as outward or inward opening casements, tilt and turn, tilt only, pivot windows and multi-module designs. You can even create inward opening bottom hung windows, reversible windows, shapes and curves.

For your security and peace of mind, Reynaers CS77 is tested to excellent air and water tightness and resistance to wind loadings.  Security is also first-class with resistance to the UK PAS 24 ratings or compatible RC2 or RC3, depending on the glass type and security options required.  Helping you lower energy bills is an excellent 1.5Wm2K U-Value, made even better with triple glass.

Reynaers CS77 is the go-to windows for modern extensions, new build homes and promises homeowners a flexible window for any type of new or replacement window project.  Commercial buildings such as offices, factories or housing developments benefit from a premium window brand, designed for everyday reliable operation.  Our trade customers have access to the premium Reynaers brand for their end-user clients.


Customise Your products

A personalised touch

Glass options

Contemporary designs that enhance security and privacy.

Integral Blinds

An attractive addition delivering privacy and shading when you need it.


Peace of mind starts when you get in touch and lasts for years.

steve arundellsteve arundell
13:43 02 Nov 23
Chris and Andy listen to what we wanted and their team then delivered in spades.Great company well worth the effort to contact.
ArBa InstallationsArBa Installations
22:23 20 Dec 22
Posting from the view of an Installations company, C & A have always been a pleasure to deal with. Their process is very thorough and products are top quality. We use them for all our commercial doors and would highly recommend all their products and them as a company.
Paul DillonPaul Dillon
14:17 23 Nov 22
Great service. Top products. Thank you. C&A
Alfie TonerAlfie Toner
13:43 21 Nov 22
Great company to deal withQuick quotesPleasant staffGreat productsGreat customer supportDefinitely recommend
22:50 12 Jun 22
Couldn’t recommend this amazing company enough from start to finish the professionalism have been second to none. The quality of the work undertaken shows how much C&A take pride in there work. Thank You again
Gary WoodhatchGary Woodhatch
11:11 11 Mar 22
Have been dealing with Andy and Kim in the main at C&A windows for a few months now and the service overall has been great, quick quotes, lead-times inline with expectations and well presented and packaged goods. Great responsive aftersales assistance when called upon. Would recommend C&A for sure.
richard newellrichard newell
07:44 11 Mar 22
Always a pleasure to work with the people at c and a, very good communication throughout the process and most importantly the product is excellent.Highly recommended.

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01787 477976

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8am – 5pm Monday – Friday

Unit 1, Lancaster Way
Earls Colne Business Park, Earls Colne, Colchester CO6 2NS

We are looking for new staff to join our team.