ASM installs commercial plumbing, hydronic, process, and specialty piping systems for laboratories, healthcare, and industrial facilities across Connecticut. Our piping crews include ASME-certified welders, certified medical gas installers, and field foremen who design and build their own pipe supports.
Commercial plumbing
Domestic water, sanitary, vent, storm, and roof drainage for commercial buildings.
Medical gas piping
Oxygen, medical air, vacuum, nitrous, nitrogen, and CO₂, installed by certified med-gas installers.
Process piping
Compressed air, DI water, lab gases, chemical waste, and specialty alloys.
Hydronic loops
Heating and chilled water distribution, glycol systems, and pump connections.
Steam & condensate
Plant connections, traps, PRV stations, and process steam.
Field-built supports
Custom hangers and supports designed and fabricated on site for tight retrofits.
What we install
Domestic water (hot, cold, and recirculated)
Sanitary waste and vent
Lab waste, dilution tanks, and pH neutralization
Natural gas piping and venting
Condensate drainage and equipment tie-ins
Cleanroom process piping (RO/DI water, compressed air, vacuum)
Specialty materials including copper, stainless, Aquatherm, PEX, and acid-resistant pipe
Where we work
Commercial offices, retail, and mixed-use
Labs and cleanrooms (biosafety, GMP, USP 797/800)
Hospitals, clinics, and outpatient surgery centers
Biotech and pharma
Universities, schools, and municipal
Occupied renovations and phased construction
Why precision matters
Backflow prevention, water purity, drainage design, and chemical resistance all have to be right for a system to pass inspection the first time. Our crews include certified medical gas installers and ASME-certified welders, so the details get built correctly from the start.
Bring us in early.
The earlier we're on a project, the more we can value-engineer, prefabricate, and de-risk the install. Let's talk specs, timeline, and budget.
Plumbing supporting a 2nd floor renovation. Furnish and install of a new sink, faucet, and associated piping; remove and replace an existing bottle filler with an owner-furnished unit. Coordinated with the renovation schedule.
Plumbing & Piping
Commercial
Commercial Office Building Roof Drain & Exhaust Fan Upgrades
Hartford, CTCommercial
Plumbing and HVAC supporting a phased roof replacement. Removed and reinstalled existing exhaust fans, installed curb adapters, and furnished and installed twenty new roof drains with membrane clamp assemblies and domes. Pre/post airflow balance on five exhaust fans.
Plumbing and HVAC for an interior commercial office build-out. New domestic water, sanitary waste and vent piping, plumbing fixtures, and insulation. HVAC work includes ductwork, refrigeration and condensate piping, AHUs and fan equipment, standalone controls, and full TAB.