Your form has successfully been submitted to the U Value Calculator. A copy of your submission has been emailed to you.
Note: Before we carry out any calculation you must have paid the appropriate fee.
The cost of our U Value service is £35 per certificate.
Payment is by bank transfer to
Account Number 74111522 (Starling Bank)
Sort Code 60-83-71
Reference Your Company Name.
Alternatively, you may pay using Paypal. Send £35 using the button below
U Value calculator designed to calculate the U Value of timber wood framed windows and doors.