Knauf
Knauf Insulation is the UK's leading insulation manufacturer. It represents one of the most respected and progressive names in European building products.Howarth Timber and Building Supplies have a long association with Knauf , and our staff are fully conversant with the products and services they have to offer .Formed in 1946 as Fibreglass Insulation it has been previously known as Pilkington Insulation and Owens Corning before the involvement of Knauf with KnaufAlcopor before finally becoming known as Knauf Insulation.
Being the only UK manufacturer of glass and rock mineral wool, extruded polystyrene (XPS) and extruded polyethylene (XPE) insulation products results in truly impartial advice and an unrivalled range of insulation solutions for any application.Recently added to the range is the new Earthwool. Earthwool is a high perfomance glasswool made with recycled bottles with higher thermal performance compared to other loft insulation.
With a commitment to the environment and an accreditation from the National Energy Foundation (NEF) for energy efficiency at our UK manufacturing plants, Knauf Insulation is a fore-runner in the provision of high performance, sustainable, ecological insulation solutions.
Using our in-depth understanding and knowledge of the Building Regulations, rules and compliance issues within the industry, this guide offers a wide range of solutions to optimise a construction’s performance including thermal, acoustic or fire applications.
Our Technical Advisory Centre (TAC) is on hand to provide ongoing, high level technical support including U-value calculations, condensation analysis and assistance with CAD drawings and NBS clauses. Our website contains a huge amount of support including the Knauf Insulation Calculation Suite, featuring the free BRE approved SAP 2005 calculator and a model design calculator to enable easy initial scoping calculations.
All this combined with manufacturing processes and a range of products that have a low impact on the environment, Zero ODP (Ozone Depletion Potential), Zero GWP (Global Warming Potential) ensures that you can rely on Knauf Insulation to recommend the perfect solution for your project.
The Knauf Group
Knauf, a family name, and a corporate group of global dimensions. At the same time synonymous with a type of corporate culture which has become rare. Knauf is a typical family firm in spite of its size and this is precisely the reason for its amazing success. It is the short and direct decision-making paths, the courage to tackle new ideas, innovations, investments and the wealth of ideas contributed by all Knauf employees that characterises the company.
Knauf was founded in 1932 by the brothers Karl and Dr. Alfons N. Knauf. Today their sons, managing partners Baldwin and Nikolaus Knauf, steer the success of the corporations' numerous enterprises in close co-ordination with the other family members.
From its beginnings in gypsum processing along the Saar and Main rivers, Knauf has expanded and diversified to become a corporation with worldwide activities, delivering products and services in the following fields:
- Building materials and systems based on gypsum and gypsum-related products.
- Thermal insulation and sound insulation materials.
- Limestone and lime products.
- Chalk and cement related products.
- Plant engineering

For further information on the Knauf Group worldwide click here
