DC Metro's trusted HVAC & plumbing company — 12 five-star reviews
Dusty ducts mean poor air quality and reduced system efficiency.
Thorough cleaning and sanitization for healthier air and better HVAC performance.
System inspection — we identify access points and note any damage or mold before cleaning
Full negative-pressure cleaning — dislodges and removes debris from every duct run
Register and grille cleaning — every supply and return register removed, cleaned, reinstalled
Optional sanitization — EPA-registered treatment if mold or bacteria are present
Post-clean verification — we document the result and confirm full system operation
Fast diagnosis, lasting fix — we find the root cause, not just the symptom.
We size, source, and install the right system for your home — no upsells, just the right fit.
Reliable repairs from licensed plumbers who get it right the first time.
Installation, repair, or replacement of tank and tankless systems.
Properly permitted gas line installation from licensed professionals.
Quick, clean fixes for toilets, faucets, and sink fixtures.
Call De Leon's HVAC & Plumbing for a free estimate — same-day service available across DC, VA & MD.