Hi! Thank you for asking about the 3/4" gas appliance regulator with vent limiter. In order for us to answer your question, please give as the specific model of your maxitrol gas regulator. With this, we would be able to find the best solution to your problem. Should you have further questions, please contact one of our knowledgeable customer support specialists at 435-868-4020 between 8:00 AM and 7:00 PM MST or via E-mail @ support@plumbersstock.com. They will be happy to assist you further. We thank you for choosing PlumbersStock. We are always happy to serve you!