Arrived on time, cheerful and helpful worked quickly and cleanly while giving clear and detailed explanations of what was going on i would highly recommend happy drains and they are now on speed-dial for any future issues.". How soon do you require a service? Do you have questions about any of our services? we have answers visit our faq section to learn more. Other elements we should know? I was amazed that holt was able to install a new disposal on.