CSIA-certified technicians, same-day availability, flat-rate pricing. Trusted by thousands of Portola Valley homeowners.
Built one Portola Valley home at a time โ honest pricing, expert techs, guaranteed results.
Gold standard certification โ all our Portola Valley techs hold current CSIA credentials.
Locally based โ faster response, local knowledge, community reputation.
Flat-rate quote before we start. No upsells, no surprises in Portola Valley, CA.
Frequently available same-day throughout Portola Valley and surrounding areas.
$2M liability on every job. Your Portola Valley 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 โ fixed.
Custom-fit stainless steel cap โ protection from rain & pests.
Stop moisture damage before it ruins your masonry.
Clogged vent = fire hazard. We clear & inspect completely.
Simple, fast, professional. Most Portola Valley jobs done in 60โ90 minutes.
Call (833) 339-6803 โ 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 Portola Valley.
Written inspection report. We flag everything โ no fluff.
No hidden fees. No upsells. What you see is what you pay in Portola Valley, CA.
"Swept and inspected before Thanksgiving. Found a cracked flue tile, fixed it on the spot."
"On time, fast, cleaned up completely. Price matched the quote exactly."
"Written report with photos. Explained everything. Highly recommend in Portola Valley."
Locally based โ fast response throughout Portola Valley and surrounding communities.
Let’s talk straight about Chimney Cap Installation in Portola Valley. You’ve probably seen $49 “whole-house specials” that clean nothing, and you’ve probably been burned by services that over-promise and under-deliver. D&D Chimney Cleaning is different. We’ve been serving California families with honest, thorough, documented Chimney Cap Installation that you can verify with your own eyes. In Portola Valley’s competitive market, our results speak louder than any advertisement.
After servicing thousands of California homes, D&D Chimney Cleaning has documented consistent findings in Portola Valley’s dry-summer coastal climate. The average home accumulates up to 40 pounds of dust annually in its duct system. But dust is just the beginning:
After inspecting thousands of systems across California, technicians consistently find: up to 40 pounds of accumulated dust per home, active mold colonies (especially in Portola Valley’s dry-summer coastal climate), rodent and insect debris in over 30% of homes, construction material residues up to 15 years after renovation, and significant airflow restrictions costing 25-40% in excess energy. These aren’t rare cases โ they’re the norm in homes that haven’t had professional Chimney Cap Installation.
Open one of your vent registers and look inside. That dark coating is years of accumulated dust, dead skin cells, pet dander, pollen, mold spores, and worse. Now multiply that by every linear foot of chimney flue โ typically 100-300 feet for an average Portola Valley residence. Your HVAC pushes air through all of it every single day. In California’s dry-summer coastal conditions where wildfire smoke and seasonal allergens is ongoing, this buildup is more aggressive than in milder climates.
Many Portola Valley homeowners combine Chimney Cap Installation with complementary services for maximum impact: HVAC tune-up, dryer vent cleaning, UV light installation, or whole-home air purification. D&D Chimney Cleaning offers package pricing for California homeowners who want comprehensive chimney safety and efficiency. Ask about current multi-service discounts when you call โ the savings make it easy to address everything at once.
Professional Chimney Cap Installation pays for itself through lower energy bills, fewer sick days, and extended HVAC life. For Portola Valley families, it’s not an expense โ it’s an investment with guaranteed returns. Start seeing those returns today: (833) 339-6803.
Same-day availability. CSIA-certified technicians. Flat-rate pricing. No surprises.
(833) 339-6803 Available 7 days a week ยท Same-day slots available ๐ Call Now โ Free QuoteFast response · No obligation · CSIA Certified