Welcome to Howarth
Windows & Doors

Howarth Windows & Doors is one of the UK’s leading manufacturers of high performance, sustainably focused softwood windows, door sets and conservatories. Our extensive and innovative range is the preferred choice of architects, housing developers, contractors, specifiers and merchants nationwide. 

From the innovative triple glazed and aluminium clad windows, to stormproof and reversible windows providing ease of maintenance, Howarth Windows & Doors can meet any requirement.

Full Chain of Custody is available and the range provides excellent thermal performance with ultra low U values to 0.93W/m2K achievable*. Many of our products also achieve the stringent requirements of Secured by Design certification. Click here to read more.

*Figure achieved with specific product, glass and spacer specifications.