Duvall Plumbing & Heat
HVAC contractor in Manassas, VA 20111
About this company
Duvall Plumbing & Heat is listed as an HVAC contractor at 8103 Centreville Rd in Manassas, Virginia, in Prince William County. It is one of 13 HVAC companies in ZIP 20111.
Other HVAC companies nearby
Trivett Mechanical Inc.8111 Spruce St, Manassas
0.3 mi(703) 335-5407
Ariana Appliance AC and Heat, LLC8119 Rainwater Circle, Manassas
0.5 mi(703) 786-3851
R.E. Michel Company9098 Owens Ct, Manassas Park
0.6 mi(703) 330-0771
All County Air Conditioning & Heating9102 Industry Dr, Manassas Park
0.7 mi(703) 368-3995
Express Tech Air9108 Church St # 10258, Manassas
0.7 mi(703) 794-5757
Housing market around ZIP 20111
Figures describe the local area, not this company.
Typical home value$515,000+1.2% past year · +67% in 10 years
Typical rent$2,174+0.2% past year
12-month value outlook+0.4%Roughly flat
New homes permitted, 20251,340Prince William County
Days to sale agreement19Washington metro · 17 a year ago
Listings with a price cut29.4%Washington metro
Sale price vs list99.7%Washington metro
New construction sales489Washington metro, Aug · −24% from last year
Source: Zillow (home values, rent, outlook and metro sales), data through Sep 2026. Permits: U.S. Census Bureau.
Typical home value, last 10 years
Source: Zillow Home Value Index, Sep 2026.
Local building angle: Prince William County permitted 1,340 new homes in 2025, including 614 apartment units. 35% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.