We are a group of indoor air quality experts dedicated to making sure you receive the highest standard in air duct cleaning services available. Unlike other companies who prefer to be shrouded in secrecy, Keystone workers are all seasoned veterans who welcome your questions and/or participation in their work. From your very first phone conversation with us right down to the cleaning of your very last register you will know and feel the Keystone difference. That difference comes from the pride and care we put into all the work that we do. We encourage you to see for yourself that your duct network is being cleaned properly because we take the time to do the jobs right the first time, and allot a full day just for your duct cleaning!
All residential cleaning prices are
contingent upon the size of your home in square feet and the
number of thermostats you have. In most cases for residential
homes we're able to give you a free and exact quote over the
phone in less than 3 minutes. Keystone promises to never come
inside your home and start haggling over prices or adding
additional frivolous costs to your bill. If the dimensions
discussed prior to the cleaning are right, then the price stays!