If you are a member of the club you can head to iSquash, log in and make your booking.
Have you already created a free iSquash account? If you have, then click the Book a Court button to go directly to the booking page: Christchurch Squash Club Court Booking
If you are a NOT member of iSquash you can book online.
Verify your email address
Either, click "Pay to Play Sites" on iSquash, and click on Christchurch Squash Club, or come back to this page and click the "Book a Court" button to get there directly.
Click on the time slot & court you want to book. This will step you through online payment, and give you a code to get into the building for your slot if the building isn't otherwise open.