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FSDC Global Associations

FSDC Global are affiliated members of the following associations ...

GGF Glass and Glazing Federation

FSDC Global have been a member since April 2022, Membership Number: A3318

The Glass and Glazing Federation (GGF) represents companies that manufacture, supply or install glass and glazing products in the UK and internationally. Being the industry authority, the GGF promotes best practice and helps shape the highest technical and health & safety standards. The GGF’s mission is for its Members to be recognised by the consumer, industry and Government as the very best in glass and glazing.

Learn more about the ‘Criteria for GGF Membership’ and view our Glass and Glazing Federation listing.

GGF Glass and Glazing Federation

All GGF members will need to pass the Federation’s vetting procedure, this includes:

  • A site visit to the company’s premises by a GGF expert
  • Trading in a glass or glazing related field for at least 3 years
  • Be financially sound as evidenced by the company’s accounts
  • Have suitable business premises
  • Have adequate personnel to conduct your business efficiently
  • Be working to standards that meet the Federation’s technical and commercial requirements
  • Sign up to and comply with the GGF’s Consumer Code of Practice if the company sells direct to consumers
  • Sign up to the GGF GLASS Charter Health and Safety Initiative for the industry and its Merit Scheme
  • Agree to display the GGF logo on the Company’s website, stationery and other advertising material, with a link to the GGF website via the logo
  • Agree that your company’s conduct may be monitored

When you use a GGF Member you are guaranteed to be using a firm that:

  • Has financial stability and has been trading for a minimum of 3 years – there are no phoenix companies in the GGF
  • Has been vetted and has premises, products and employees fit for purpose
  • Employs trained professionals to ensure your installation is to the highest technical standards as outlined by the GGF Glazing Manual written by the industry’s leading experts
  • Offers you transferrable warranties – should you sell your property, you can advise the buyer that the guarantee can be transferred over to them by the Member Company who fitted your windows for a reasonable fee


FSDC Global have been a member since 2003, Membership Number: 15910.

FairTrades is the largest multi Trade Association in the UK - helping you find the best tradesmen. By using the Find a Tradesman service, you can be sure you are getting access to some of the best in the country.

Learn more about the ‘FairTrades Members Charter’ and view our FairTrades listing.

FairTrades Member

All FairTrades members go through a rigorous vetting procedure requiring the following:

  • Trading history
  • Legal & financial checks
  • Reference checks
  • Address checked
  • Members charter signed

What FairTrades means to our customers:

  • Peace of mind as well as taking the worry out of finding a reputable business
  • By using the Find a Tradesman service, you can be sure you are getting access to some of the best vetted, tradesmen in the country
  • Request a quote service
  • Access to over 1,635 online honest reviews (February 2022)

The Guild of Master Craftsmen

FSDC Global have been an approved member of The Guild Of Master Craftsmen since November 2003.

The Guild’s website is the only place that exclusively lists members of The Guild, which makes it easy for consumers to find a carefully vetted, and recommended professional tradesman you can trust. If you see the Guild emblem you can be sure that you will be working with a trusted tradesman who are highly skilled, reputable modern day craftsmen.

Check our Guild of Master Craftsmen listing.

The Guild of Master Craftsmen

Rated and Trustworthy

Members of The Guild of Master Craftsmen are thoroughly assessed to earn the right to be called master craftsmen. Once accepted, they are required to maintain The Guild’s aims and objectives in order to remain a member.

All The Guild of Master Craftsmen members have to provide the following:

  • Insurance details
  • Customer references
  • Guild Assessed by a Regional Assessor


Licence Number: 694834

TrustMark is a not-for-profit social enterprise and the only Government Endorsed Quality Scheme in the UK covering home improvements in or around the home. By becoming TrustMark registered, we demonstrate an ongoing commitment to customer service, high standards and continual improvement.

Check our TrustMark listing.


So, in selecting a TrustMark Registered Business, you also get peace of mind, from:

  • A firm’s technical skills have been independently checked through regular on-site inspections, as well as checks on their trading record and financial status
  • Firms have signed up to a code of practice that includes insurance, good health and safety practices and customer care
  • The approved scheme operator has checked and will continue to monitor the firm's quality of work, trading practices and customer satisfaction
  • Firms are able to offer an Insurance Backed Warranty
  • Deposit Protection Insurance is available for consumers in the event a firm should cease trading
  • Firms will be able to tell you about any building regulations you must comply with and may also be able to provide appropriate certificates
  • If you have a problem or disagreement with the firm, there will be a clear and user-friendly complaints procedure to help resolve the issue
  • The scheme is fully supported by the Government, the building industry and consumer protection groups

What TrustMark means to our customers

TrustMark provide a high level of assurance, certainty and protection to homeowners looking to have work done in and around their homes. TrustMark Registered Businesses are thoroughly vetted and continually monitored to ensure they meet required standards in technical competence, customer service and trading practices, so homeowners can be sure they’re making the right choice.

And, if anything should go wrong, TrustMark has that covered too as registered businesses must provide guarantees on their work and have a clear and simple disputes resolution process in place.

NFRC Approved (USA)

The National Fenestration Rating Council is committed to advancing continuous improvement of windows, doors, and skylights, contributing to making buildings more comfortable and energy efficient.

The NFRC label helps you compare between energy-efficient doors and windows by providing you with energy performance ratings in multiple categories. FSDC Global are signed up to assure and demonstrate to our customers that the energy performance rating on all our door and windows products are fair, accurate and credible.

NB: You may notice memberships are listed under our registered name: ‘Folding Sliding Doors Limited’ which ‘FSDC Global’ is the trading name of. Folding Sliding Doors Limited trading as FSDC Global (Worldwide), The Folding Sliding Door Company (UK & Europe) and Fold N Slide Systems (USA).

NFRC Approved

Planning Portal - Building control

We have listed below a few web links to assist in understanding UK building regulations that you may have to comply with:

Planning Portal - Building control

Building regulations are minimum standards for design, construction and alterations to virtually every building. The regulations are developed by the UK government and approved by Parliament.

The Building Regulations 2010 cover the construction and extension of buildings and these regulations are supported by Approved Documents. Approved Documents set out detailed practical guidance on compliance with the regulations. Building regulations approval is different from planning permission and you might need both for your project.

You can apply to any local authority building control department or Approved Inspector for building regulations approval.

Building regulations approval

You must check if you need approval before you construct or change buildings in certain ways.

Approved Documents

The Approved Documents provide guidance on ways to meet the building regulations.

Fire safety: Approved Document B

Building regulation in England covering fire safety matters within and around buildings.

Ventilation: Approved Document F

Building regulation in England for the ventilation requirements to maintain indoor air quality.

Conservation of fuel and power: Approved Document L

Building regulation in England setting standards for the energy performance of new and existing buildings.

Access to and use of buildings: Approved Document M

Building regulation in England to ensure that people are able to access and use buildings and their facilities.