Chimney relining is one of the most critical safety upgrades available to homeowners in East Northport, NY — and one of the most frequently deferred. A failed, cracked, or undersized flue liner is not a cosmetic issue. It is a direct pathway for carbon monoxide and heat to escape the flue and enter your home's wall framing and living spaces. DME Maintenance installs UL-listed stainless steel chimney liners throughout East Northport and all of Suffolk County, NY, and we handle the full job — measurement, installation, top plate, cap, and connection to your appliance.
DME Maintenance is a Long Island-based, owner-operated chimney company serving East Northport and the surrounding area. We regularly service homes in every part of East Northport — whether your home is just off the main road or tucked into a quiet residential street, Douglas knows the area and will arrive on time.
There are three situations in East Northport where relining is required. First: oil-to-gas conversion. When a home converts from oil heating to natural gas, the original flue is typically oversized for the gas appliance. An oversized flue running a gas appliance creates condensation that rapidly deteriorates clay tile liners and causes back-drafting of CO into the home. Suffolk County code requires relining when fuel type changes. Second: damaged liner. Clay tile liners crack from thermal shock, chimney fires, and decades of freeze-thaw cycling. A single crack in a flue liner is a fire and CO hazard. Third: appliance upgrade. Installing a high-efficiency furnace or insert requires a properly sized liner for the new appliance's venting requirements.
Every liner we install in East Northport is UL-listed 2-ply 316L stainless steel, flexible or rigid depending on your flue configuration, sized precisely to your appliance's BTU output and venting requirements. Most liner installations in East Northport are completed in a single day. We pull any required permits, handle all connections, and test for proper draft before we leave. Chimney relining starts at $2425. Call 631-316-0622 for a free assessment and written estimate.