DE Duffey & Sons Inc

DE Duffey & Sons Inc operates as an HVAC contractor in Conshohocken, Pennsylvania, earning a 4.5-star rating across 70 customer reviews. The business maintains standard weekday hours from 7:30 AM to 5 PM, closing on weekends, and serves the greater Conshohocken area and surrounding Montgomery County communities. Prospective clients can reach the office directly at (610) 940-1400 to discuss heating and cooling needs.

With limited publicly available information about brand partnerships or specialized certifications, this contractor focuses on core residential heating and cooling services. Customer feedback indicates responsiveness to same-day and short-notice service requests, particularly for heating emergencies during cold weather periods. The company handles boiler systems, oil tank replacements, and air conditioning installations, though specific warranty or guarantee details are not prominently displayed online.

Multiple reviewers highlight positive interactions with team members including Kate, Joe, Mike, and Sean, who handled scenarios ranging from oil tank replacements completed by noon to delivery miscommunications resolved efficiently. One reviewer describes a same-day turnaround where technicians arrived early and completed work before lunch. A contrasting experience involves a boiler repair situation where parts availability became a point of contention, with the customer ultimately sourcing components independently.