Clear all

Due to unprecedented demand for our services, we now have a temporary home here at


Rowcon Type I & II Timber Framed House  

BISF Admin
Posts: 1141
Noble Member
Joined: 9 years ago

Manufacturer:  Rowlinson construction Ltd.
Period Built: 1961-70     Number Built: 1700  Construction Type: Timber Framed

Rowcon Type I
Also known as: Rowcon. Manufacturer: Rowlinson construction Ltd. Period Built: 1961 – 70. Number
Built: 1700.

Identification Characteristics:
2-storey terraced houses.
Medium pitch gale roof covered with tiles or flat roof covered with bituminous felt.
Front and rear external walls of painted plywood with brick piers at separating walls.
Gable wall of brick or concrete blocks returned around corners.
Some houses have concrete block pier at separating wall.

Localised wetting of bottom rail of timber frames and adjacent cladding.
Localised decay of door and window frames.
Voids in concrete fill in separating wall.
No breather membrane to external wall timber frame panels.
Whilst research has lead us to believe that a number of Rowcon houses were constructed in Calderdale, none have yet been identified.
The image below shows a Rowcon Type I construction.

Image Courtesy of The B.R.E

Architectural drawing of Drawing of Rowcon type I timber frame

Rowcon Type II Timber Framed House

Name: Rowcon Type II
Manufacturer:  Rowlinson construction Ltd.
Designer: K.H. Edmondson

Number Built: 1700
Construction Type: Timber Framed
Period Built: 1966 - 70

Identification Characteristics:
2-storey terraced houses.
Mono-pitch roof covered with tiles.
Front and rear external walls of brick with horizontal timber boarded panels above doors and 2 storey feature panels with aggregate render below windows and tile hanging at gable apex.
According to research data, the following Local Authorities are listed as holding a number of Rowcon properties, however this requires further verification:

  • Bradford:             19
  • Kirklees:               5
  • Leeds:                  42
  • Wakefield:          20

Localised decay of timber window frames.
Lack of fire stopping in external wall cavity at separating wall.
Voids in concrete fill in separating wall.
The system was also used for flats.

Image of Rowcon Type II Properties.

Images Courtesy of the B.R.E

Do you have any additional information that may contribute to this article?

Please contact

Scroll to Top