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Outdoor courtyard living
London townhouse period style aluminium French Doors - Industrial steel look

Typically just a 5 week lead time to London - supply only (supply & fit available on request)

 

Aluminium Steel Look Heritage French Doors installed in York

Yes it is Aluminium!

  • Aluminium that looks like steel
  • Approved replacement for listed buildings by many London council authorities
  • Ultra slim framework
  • A fraction of the cost of steel

 

Replicate the appearance of traditional steel doors from a bygone era with classic glazing bars and panel designs to create a vintage look.

Alitherm Heritage has been designed to offer a solution for heritage properties and building renovation projects where there is a need for a modern replacement or alternative to old steel.

 

Rated 5.0 out of 5 Myar Craig-Brown - London E18

I'd wholeheartedly recommend Marlin Windows. We ordered Aluminium Steel replacement 'crittal' type French Patio doors and Windows. They are absolutely beautiful. And they were an absolute pleasure to deal with. Thanks Marlin!

 

Read this and our other 5 star reviews left on Google

 

Marlin Windows On TV

Our fabulous Heritage Doors featured on
George Clarke’s Old House New Home (The Edwardian house in Golders Green London)
broadcast on Channel 4 in November 2018

Watch the full episode here or

Watch the 90 seconds programme highlights

 

 

"Beautiful doors" - George Clarke (Channel 4 - George Clarke’s Old House New Home)

"Really happy with those doors" says homeowner Lauren

 

For when you need modern, secure, thermally efficient doors without sacrificing the heritage and character of your traditional or period property.

 

 

Manufactured With Care in Yorkshire

Delivered With Care To You in London

Typically Within 5 Weeks

 

 

This extremely versatile aluminium door system is an authentic and cost effective glazing solution ideally suitable for a wide range of applications including heritage, listed, retro refurbishment and Art Deco projects. Looks like steel.

With slim sight lines that create maximum glass areas the stepped frame profiles, glazing bar options and hardware choices offer a classic appearance with excellent thermal and operational performance.

Exclusive hardware and a dedicated window system with matching frame profiles is also available to compliment this door system.

 

BUY DIRECT

Manufactured For You

Typically have your doors delivered within 5 weeks

Get A Quote Today

Marlin Windows are the supplier of Alitherm Heritage Doors
For London.

 

Product Information

The Smart Alitherm Heritage door is the ideal replacement for steel doors on heritage applications such as building renovations or apartment conversions.

The Alitherm Heritage door provides the solution for conservation areas where planning regulations require a like-for-like product replacement.

Alitherm steel replacement heritage door
Alitherm steel replacement heritage door profile

Alitherm Heritage door profiles feature the system's signature slim sightlines and elegant lines that complement Smart's existing Alitherm Heritage window and mimic those of steel doors.

The system has all the advantages of modern aluminium profiles that feature polyamide thermal breaks, allowing the system to achieve a U Value of 1.6 W/m2k when installed with a suitable sealed unit.

Alitherm steel replacement heritage double door
Alitherm steel replacement heritage double door profile

 

Design Applications

External single or double open out heritage doors
Balcony Doors
Internal partition wall doors

Features

Window Energy Rating ‘A’ – when using correct profile, glass unit & spacer bar
Thermal performance
1.6 W/m²K with 1.2 centre pane U value
1.4 W/m²K with 0.8 centre pane U value
Method of fabrication: corner crimping
24mm double glazed unit
Tape or gasket glazed
Multipoint locking
Traditional Art Deco handles available

period crittal style steel look heritage bifolding doors

AND NOW INTRODUCING

NEW STEEL LOOK HERITAGE BI-FOLD DOORS

Combine retro steel style with modern strength and exceptional thermal performance

Read More

crittal style internal partition steel style french doors

INTERNAL STEEL LOOK GLASS ROOM DIVIDER PARTITIONS

WHY BUILD A SOLID WALL WHEN YOU CAN HAVE A GLAZED PARTITION?

Exclusive to Marlin Windows a fantastic solution for separating living spaces with a run through floor finish.

Read More

Rated 5.0 out of 5 Andrew Beevers

...trumps the 'Crittall' type systems on thermal performance and cost.
The grasp of the importance of design and quality of manufacture from the Marlin Team is second to none.

 

Read the rest of this review and our other 5 star reviews left on Google
Glazing and frame colour choice

COLOURS AND GLAZING

Our aluminium profiles are polyester powder coated by our systems suppliers using the very latest paint application techniques guaranteed for 25 years.

SGG Planitherm sealed glass units complete our leading combination of products and finishes.

Read More

Document Downloads

File Type Document Description Download Document
Adobe PDF Alitherm Heritage
Section identification Guide
Download (33.5 MB)
Adobe PDF Alitherm Series
Supply only – Guide to installation
Download (403kb)

Technical Specification

General

Product Type Doors
Material Aluminium Polyamide
Dual Colour
Thermally broken

Performance

Max width 900
max height 2100
Max weight 60
Thermal suitability ★★★★★
Min Glazing 24
Max glazing 32

Locking options

Multi-point

Building suitability

light duty

The Buyers Guide To French Doors

guide to how to aluminium french doors

Read our guide to buying french doors for your home

Replacing Windows In A Listed Building

Read our guide to replacing windows in listed buildings

Read our guide to listed building window replacement

Replacing Windows In Conservation Area Properties

Read our guide to replacing windows in conservation area buildings

Read our guide to conservation area property window replacement

 

Why Choose Marlin Windows?

We care...

about the quality of finish
about you, your project and your property
about your 100% satisfaction

And we are rated ★★★★★ on Google

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"our builder said they were the best supplier and fitter they had ever used"
Mrs Nellist Haworth, Yorkshire

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Call 01535 603909

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