DC Metro's trusted HVAC & plumbing company — 12 five-star reviews

What we offer

HVAC & Plumbing Services in DC, VA & MD

Licensed, insured, and available same-day — accurate diagnosis and honest pricing on every job.

Licensed DC · VA · MD
Same-Day Available
Parts + Labor Warranty
All Major Brands
🌡️01

HVAC Repair

Your system stops working at the worst possible time.

Fast diagnosis, lasting fix — we find the root cause, not just the symptom.
  • Same-day diagnostics available
  • All major brands serviced
  • Parts + labor warranty
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❄️02

HVAC Installation

An outdated system drives up your energy bills every month.

We size, source, and install the right system for your home — no upsells, just the right fit.
  • Free load calculation
  • Energy-efficient models
  • Full commissioning & test
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🌬️03

Air Duct Cleaning & Sanitization

Dusty ducts mean poor air quality and reduced system efficiency.

Thorough cleaning and sanitization for healthier air and better HVAC performance.
  • NADCA-standard process
  • Before/after inspection
  • Allergen & mold treatment available
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🔧04

Plumbing Repair

Leaks and clogs don't fix themselves — they get worse.

Reliable repairs from licensed plumbers who get it right the first time.
  • Leak detection & repair
  • Drain clearing
  • Same-day service available
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🚿05

Water Heater Services

Running out of hot water or facing sky-high energy bills.

Installation, repair, or replacement of tank and tankless systems.
  • Tank & tankless units
  • Same-day repair available
  • Licensed & insured
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🔥06

Gas Line Installation

New appliances or renovations require safe, permitted gas line work.

Properly permitted gas line installation from licensed professionals.
  • Permitted & code-compliant
  • New installs & extensions
  • Leak testing included
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🚽07

Toilet & Sink Repair

A running toilet or dripping faucet wastes hundreds of gallons a month.

Quick, clean fixes for toilets, faucets, and sink fixtures.
  • All fixture brands
  • Parts on hand for most repairs
  • Same-day availability
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🪠08

Drain & Sewer Services

Slow or backed-up drains signal a bigger problem below.

Full-service drain clearing and sewer inspection to find the real issue.
  • Camera inspection available
  • Hydro-jetting
  • Sewer line repair & replacement
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📊09

Building Energy Audit

High utility bills with no clear cause.

Detailed audit with actionable recommendations to reduce energy waste.
  • Full HVAC & envelope assessment
  • Written report with ROI estimates
  • Rebate identification included
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5★

Avg Rating

12

Verified Reviews

9+

Services Offered

Licensed

DC · VA · MD

★★★★★

12 Homeowners Trust De Leon's

5 average rating across 12 verified reviews.

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Ready to schedule with De Leon's HVAC & Plumbing?

Call (202) 903-5312 or get a free estimate — same-day service available across DC, VA & MD.

Call (202) 903-5312