Help and Advice
Find helpful advice and guidance on our windows and doors. Helping you to make the right choice for your home.

Help Guide – Energy Efficient Heritage Windows for Listed & conservation area buildings
Super slim framed Aluminium Heritage Windows and Doors comply with the new Building Regulations (Document L – June 2022) and have been designed to mirror the thin framed steel and timber frames of the past.

The Buyers Guide to Understanding Building Regulations
What are the Building Regulations for windows and doors?
All Marlin products strictly adhere to these regulations!

Replacing Windows In Listed Buildings – It Can Be Done!
Approved Aluminium Windows For Listed Properties.
Replacing Windows In A Conservation Area
Approved Aluminium Windows For Conservation Areas.
Traditional Steel Alternatives
IS ALUMINIUM A SUITABLE ALTERNATIVE FOR THE REPLACEMENT OF STEEL PRODUCTS? – BUYERS GUIDE
The Buyers Guide to French Doors
Add a Certain ‘Je Ne Sais Quoi’ With Stylish French Doors

The Buyers Guide to Bi-Fold Doors
Your Questions Answered
Making the best bi-fold door choices for your home
The Buyers Guide to Sliding Doors
Your Questions Answered
Making the best sliding door choices for your home
How To: Low & Flush Thresholds
Your detailed guide to getting the fabulous seamless appearance of a flush threshold.
Marlin experts liaise with you at the concept and early planning stages so that every detail is accounted for to make sure that everything is fully considered and nothing is overlooked.
Impact Safety Windows and Doors
Toughened and laminated glazing with impact safety, security, soundproofing and heat retaining qualities.
Understanding The Jargon
Here’s a brief guide to some of the common terminology and considerations that you may come across as you select your new windows and doors
Latest projects
STEEL REPLACEMENT WINDOWS
Grade II Listed Farmhouse – Halifax
CONTEMPORARY WINDOWS
Planning Constraint Knaresborough Apartments
BI FOLD DOORS
Wheelchair Accessible – TV Featured. Swindon, Wiltshire
CONTACT US via our contact form or 01535 603909 Click to call
Come and explore…
Aluminium Bi-fold Doors, Sliding Doors, Contemporary Glazing, Aluminium Heritage Windows and Traditional Steel Replacement Doors