Emergency Service
Repair & Installation
Service Agreements
Request for Service



We are members of:
MPHCC - Maryland Plumbing Heating Cooling Contractors Association

FCMPA - Frederick County Master Plumber Association

ABC - Associated Builders & Contractors, Inc.

RSES - Refrigeration Service Engineers Society

Licenses:
MD REG PLG 2168
MD HVACR 01-7196
From your first phone call to Warner Service, you'll appreciate our dedication to customer service and our keen understanding of the needs of commercial businesses. We recognize that when it comes to business, lost time is lost money. A real live person answers our phones and handles your request for service. We respond quickly and make every effort to schedule according to your needs. Our crews are courteous, clean and knowledgeable technicians who respect your property, your customers and your employees. And whether you're in need of an emergency repair or an office renovation, you'll feel comfortable with our flat rate pricing that saves you money. Give us a call 301-662-5387 - we charge by the job, not by the hour!

Plumbing
Installation, Service, Repairs & Renovations
  • Water Systems
  • Well Pumps
  • Water Conditioners
  • Water Heaters
  • Gas Piping
  • Sewer & Drain Cleaning
  • High Pressure Water Jetting
  • Office Renovations
  • Bathroom & Kitchen Remodeling
  • Water Service Repair & Installation
  • Sewer Service Repair & Installation
  • Sewage Pumps
  • Certified Backflow Inspections
  • Televised Inspection of Sewer & Drain Lines
Heating & Air-Conditioning
Installation, Service, Repairs & Renovations
  • Hot Water & Steam Boilers, Gas, Oil, Electric
  • Heat Pumps
  • Forced Air Furnaces, Gas, Oil, Electric
  • Radiant Heat Systems
  • Heating Systems
  • Air-Conditioning
  • Thermostats
  • Electronic & HEPA Air Cleaners
  • UV Light Systems
  • Energy Recovery Ventilators
  • Chilled Water Systems
  • VAV Systems
  • Humidification Systems
  • Make Up Air Units
  • Energy Management Systems
  • Design Build Systems
  • Infra-Red Radiant Heat Units

Frederick Location: Warner Service • 217 Monroe Avenue • Frederick, MD 21701 • 301-662-5387
Hagerstown Location: Warner Service • 920-F Eldridge Drive • Hagerstown, MD 21740 • 301-745-1595