First and foremost, you have to keep in mind that the best repair services in the market are also usually the more expensive ones. In exchange for having all your HVAC problems taken care of, you may have to sacrifice a large chunk of your home maintenance budget. However, you may be able to negotiate for certain discounts that will help minimize your expenses. Maintaining a good working relationship with your heating & air conditioning contractor, for example, will usually allow you to enjoy discounts that other customers may not have access to. Just make sure that you avoid asking for discounts that are too large. This will ensure that your repair service provider will be able to get what he deserves and that they will give you discounts in the future.
If you are going to need major repair services, then it is possible that you will be able to get minor services performed for discounted prices. As a matter of fact, all you may have to do is to ask. Most of the time, your contractors will be very willing to carry out minor repairs at discounted prices if you are already getting majors repairs. If you do this, you will not only be able to get more services that your home needs, but you will also have to shell out less money in the long run as well.
Finally, make sure that you highlight the fact that you place a certain amount of effort in maintaining your home's HVAC system as well. If you have the necessary air purifier filters installed, then you should point them out to your contractors. By doing so, you will be able to show them that you are willing to do everything that you can to preserve the work that they will put into your home. It is also a good idea to ask for their help in listing off other HVAC accessories that you can use to make your HVAC system more efficient. Getting their input will not only allow you to take advantage of their expertise, it will inform you of certain maintenance tasks that you can do yourself to save money.