CSIA-certified technicians, same-day availability, flat-rate pricing. Trusted by thousands of Smithtown homeowners.
Built one Smithtown home at a time — honest pricing, expert techs, guaranteed results.
Gold standard certification — all our Smithtown techs hold current CSIA credentials.
Locally based — faster response, local knowledge, community reputation.
Flat-rate quote before we start. No upsells, no surprises in Smithtown, NY.
Frequently available same-day throughout Smithtown and surrounding areas.
$2M liability on every job. Your Smithtown home is protected from arrival.
100% satisfaction or we come back and make it right. No questions asked.
Full creosote removal, debris clearing & safety inspection.
Level 1, 2 & 3 inspections. Video scanning available.
Cracked firebox, damaged mortar, broken damper — fixed.
Custom-fit stainless steel cap — protection from rain & pests.
Stop moisture damage before it ruins your masonry.
Clogged vent = fire hazard. We clear & inspect completely.
Simple, fast, professional. Most Smithtown jobs done in 60–90 minutes.
Call (833) 339-6803 — slot confirmed in under 2 minutes.
Flat-rate price before any work. No pressure, no surprises.
Fully equipped truck, drop cloths, zero mess left in Smithtown.
Written inspection report. We flag everything — no fluff.
No hidden fees. No upsells. What you see is what you pay in Smithtown, NY.
"Called them on a Monday — same-day by 2pm. Thorough, clean, honest. Will use again."
"Finally found a chimney company that doesn't upsell a $3,000 job on a chimney that just needed a sweep."
"Swept and inspected before Thanksgiving. Found a cracked flue tile, fixed it on the spot."
Locally based — fast response throughout Smithtown and surrounding communities.
For Smithtown, New York homeowners dealing with urban pollution and temperature extremes, indoor air quality isn’t just a comfort issue — it’s a health priority. The EPA consistently ranks indoor air pollution among America’s top five environmental health risks, and Smithtown’s variable northeastern climate makes the situation more urgent. D&D Chimney Cleaning provides professional Chimney Sweep that addresses the root cause: contaminated chimney flue that recirculates pollutants through your home thousands of times.
Just bought a home in Smithtown? Standard home inspections in New York don’t evaluate duct systems. Your new home could have years of contamination from the previous owner’s pets, smoking habits, renovation dust, or simple neglect. A camera inspection from D&D Chimney Cleaning reveals what’s hiding inside before your family breathes it. Starting fresh with clean ducts is the smartest move a new Smithtown homeowner can make.
If you tried duct cleaning years ago and weren’t impressed, the industry has evolved dramatically. D&D Chimney Cleaning uses truck-mounted vacuum systems generating 15,000+ CFM of negative pressure — that’s 200 times stronger than a household vacuum. Combined with robotic camera inspection, pneumatic agitation tools, and EPA-registered sanitizers, modern Chimney Sweep in Smithtown delivers measurable results that you can see and feel.
If any of these sound familiar, your Smithtown home’s chimney flue is overdue for professional attention.
Clean ducts mean efficient HVAC, and efficient HVAC means lower utility bills. It’s that simple. For Smithtown homeowners dealing with cold winters and humid summers during freezing season, energy costs are already a major expense. Adding 25-40% to those costs because of contaminated chimney flue is money burned for nothing. D&D Chimney Cleaning’s professional Chimney Sweep removes the contamination that causes this waste — typically paying for itself within one or two billing cycles.
For most Smithtown homes, we recommend professional Chimney Sweep every 3-5 years. However, New York’s variable northeastern conditions can accelerate the timeline. Schedule more frequently if your household has multiple pets, recent renovations, smokers, allergy sufferers, or elderly family members. The best time to schedule? Before Smithtown’s freezing season season, when cold winters and humid summers demand peak HVAC performance.
Every day you wait is another day breathing contaminated air. Professional Chimney Sweep from D&D Chimney Cleaning changes that in a single visit. Serving Smithtown, New York with pride and expertise. (833) 339-6803.
Same-day availability. CSIA-certified technicians. Flat-rate pricing. No surprises.
(833) 339-6803 Available 7 days a week · Same-day slots available 📞 Call Now — Free QuoteFast response · No obligation · CSIA Certified