iPhone / iPad
Open this calendar in Safari. Tap Share, then Add to Home Screen and Add. If offered, leave Open as Web App enabled.
Open the new Pump Out icon and sign in. Your login is remembered for seven days.
Windows laptop
Open this calendar in Edge or Chrome and press Ctrl + D to save it as a favourite or bookmark. Name it Pump Out Calendar and save it to your favourites bar for easy access.
You can also use Install app if you prefer a separate app window.