Make a payment - Insite Energy Insite Energy offers various ways to pay for your heating and hot water, whether you are a credit billed or pay-as-you-go customer. You can pay online via 'my insite' or KURVE, … Insite Energy offers various ways to pay for your heating and hot water, whether you are a credit billed or pay-as-you-go customer. You can pay online via 'my insite' or KURVE, …