Based on reviews, Delintz offers high-quality dryer vent cleaning services. Technicians are professional, friendly, and knowledgeable. They are on time and efficient, completing the job quickly. The company offers a fair price for the service, with many customers mentioning that the cost was less than expected. However, there is one issue that has been raised by a customer - poor communication from the office staff, leading to a technician arriving unannounced and causing inconvenience.