Thank you for purchasing your new boiler with 24|7 Staywarm Our Simple 3 Step Process. 1. Redeem your code Our online quote tool is fast, free and secure. It takes 60 seconds to redeem your code and fill in your basic details 2. Home Survey You choose a convenient time and date and our Gas Safe engineer will come and do a free assessment of your heating system and answer any questions. 3. We Install If you’re happy with the recommended work, your boiler will be installed by one of our gas safe engineers.