Over the past 40+ years, W.A. O’Leary Company has become one of the most recognized and respected mechanical representative sales firms in New England.
The Commercial Flamcovent Clean Smart air and dirt separator removes the smallest microbubble and minuscule dirt particle from the system water. The innovative design leaves the pressure loss in the system to a negligible minimum. The 360° rotating connection enables easy installed in limited spaces.
A2Y Automatic Valve Paks
The return-side is equipped with the UltraMatic™ UM combination automatic flow control valve, ball valve, and union end with two pressure and temperature test plugs; UltraU™ UU union with a pressure and temperature test plug and a manual air vent. The supply-side is equipped with the UltraY™ UY combination strainer, ball valve, and union end with a pressure and temperature test plug and a blowdown/drain valve
Hose Pak OYH
The return-side is equipped with the UltraXB Orturi™ XB combination manual flow control valve, ball valve, and union end with two pressure and temperature test plugs and a memory stop; UltraFlex™ stainless steel hose. The supply-side is equipped with the UltraY™ UY combination strainer, ball valve, and union end with a pressure and temperature test plug and a blowdown/drain valve; UltraFlex™ stainless steel hose.
PROCO Rubber Expansion Joints
Proco Style 242 molded double-sphere rubber expansion joints are built to withstand even the most rigorous piping system configurations. They allow for axial compression or axial extension, and lateral deflection as well as angular movement. Their easy installation makes them the logical choice for even the toughest jobs.
OHV Commercial Unit Heater
Developed to target the larger commercial and institutional markets, the OHV unit heater offers a number of special features such as a draw-through design, egg-crate discharge air diffuser, individual adjustable louvers, and an attractive contemporary design.
Flexvent Pro & Super
With its conical shape, the compact, proven design is reliable and highly efficient at removing air from heating and cooling systems. The Flexvent Pro offers a garden hose connection to easily add a drain tube for overhead HVAC installations.
Commercial Flamcovent Clean Smart
The Commercial Flamcovent Clean Smart air and dirt separator removes the smallest microbubble and minuscule dirt particle from the system water. The innovative design leaves the pressure loss in the system to a negligible minimum. The 360° rotating connection enables easy installed in limited spaces.
A2Y Automatic Valve Paks
The return-side is equipped with the UltraMatic™ UM combination automatic flow control valve, ball valve, and union end with two pressure and temperature test plugs; UltraU™ UU union with a pressure and temperature test plug and a manual air vent. The supply-side is equipped with the UltraY™ UY combination strainer, ball valve, and union end with a pressure and temperature test plug and a blowdown/drain valve
Hose Pak OYH
The return-side is equipped with the UltraXB Orturi™ XB combination manual flow control valve, ball valve, and union end with two pressure and temperature test plugs and a memory stop; UltraFlex™ stainless steel hose. The supply-side is equipped with the UltraY™ UY combination strainer, ball valve, and union end with a pressure and temperature test plug and a blowdown/drain valve; UltraFlex™ stainless steel hose.
PROCO Rubber Expansion Joints
Proco Style 242 molded double-sphere rubber expansion joints are built to withstand even the most rigorous piping system configurations. They allow for axial compression or axial extension, and lateral deflection as well as angular movement. Their easy installation makes them the logical choice for even the toughest jobs.
OHV Commercial Unit Heater
Developed to target the larger commercial and institutional markets, the OHV unit heater offers a number of special features such as a draw-through design, egg-crate discharge air diffuser, individual adjustable louvers, and an attractive contemporary design.
Flexvent Pro & Super
With its conical shape, the compact, proven design is reliable and highly efficient at removing air from heating and cooling systems. The Flexvent Pro offers a garden hose connection to easily add a drain tube for overhead HVAC installations.
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