What are cookies?
Cookies are harmless text files that web servers can store on your computer's hard drive when you visit a website. They allow the server to recognise you when you revisit.
There are two main types:
We use both types of cookies.
Additionally, cookies can be first- or third-party cookies. First-party cookies are owned and created by the website you're viewing. Third-party cookies are owned and created by an independent company, usually a company providing a service to the owners of the website.
Internet cookies are common and do not harm your system - they just store or gather site information. They help you do things online, like remembering login details so you don't have to re-enter them when revisiting a site.
- Gather customer journey information on our public site only
- Temporarily store input information in our calculators, tools, illustrations and demonstrations
- Store details of your marketing, product preferences to improve our targeting and enhance your journey through our sites and partner sites
- Evaluate our sites' advertising and promotional effectiveness (we own the anonymous data collected and don't share it with anyone)
Changing your cookies settings
To enable or disable cookies, follow the instructions provided by your browser (usually located within the 'Help', 'Tools' or 'Edit' facility). Alternatively, an external resource is available at All about cookies providing specific information about cookies and how to manage them.