From Water Circulators to Heat Transfer Products, Electronic Controls to Air Elimination and much more, Taco is—and always has been—on the vanguard of technological innovation. For more than four generations, Taco has been owned and operated by the same family, and guided by the same principles of providing products and service of exceptional quality.

A member of the Swan Group, Flexcon is a leading manufacturer of pre-pressurized diaphragm expansion tanks for water well, water pressure boosting, reverse osmosis, heating and thermal applications. Its Plumbing and Heating Division serves a host of wholesale accounts and markets through manufacturer representatives like Wales-Darby and OEM accounts.

Manufactured by Flex-Weld, Inc., the Keflex™ line includes expansion joints, metal bellows, metal hose assemblies, expansion compensators and pump connectors. The company’s expertise lies in the design and engineering of motion- and flow-control products. Keflex, with their bellows, hoses, expansion joints, and flexible connectors are designed to perform in extreme environments of temperature, pressure, vibration, and corrosion.

Griswold Controls pioneered automatic flow control with the introduction of its stainless steel flow cartridge in 1960.  

For more than 100 years, Ebara has provided engineered pumps, pump products, and related services for the water, wastewater, commercial, municipal, energy, and power industries offering reliable product knowledge, application expertise, and responsive support including after-market replacement parts services.

Waste Water System Solutions by Wales Darby, offers a comprehensive answer to your condenser water systems. From reliable pumps, controls, control valves and leak detection, we will keep you high and dry.

During its 35 years of service to both consumers and building professionals, Fujitsu General has produced and shipped millions of highly efficient cooling and heating solutions around the globe. Engineered to install quickly and easily without ductwork, Fujitsu's Residential Mini Splits and Commercial Variable Refrigerant Flow Systems provide zoned comfort in applications where others cannot.

For more than 90 years, Modine Manufacturing Company heaters have provided quality, reliability and efficiency to millions of people and places around the world, from your local pharmacy to the warehouse down the road to the auto repair shop and back home to your garage. Modine’s engineers are dedicated to supplying HVAC solutions that can withstand rigorous handling and the on-the-job abuse, no matter what your desired fuel source may be.

SpacePak systems actively and evenly circulate air within a room and throughout the entire living/working space of a home or office. SpacePak employs small flexible duct rather than sheet metal used in traditional systems. The duct's small diameter allows it to be placed in the spaces behind walls, floors, and ceilings: it can be installed with virtually no disruption to livable space or to interior architectural features.

HMAX offers pre-insulated line sets, line hides, condensate pumps, brackets, supports and drains for mini split and VRF applications. 

Residential: High Efficiency & Passive House Certified HRV’s and ERV's Models with CFM Ranges of 500, 1000,
and 3000
Commercial: Passive House Certified HRVs and ERVs

KN technology imbues each high-efficiency, fully condensing cast-iron boiler with all the features that give homeowners and professionals great performance and outstanding longevity. Just as important, the company matches its products' cutting-edge capability with highly efficient heat cycling for optimum comfort. A product of Mestek, Inc.—a leader in commercial and residential HVAC technologies—KN products warm customers better than anyone else.

With a consolidated experience in over 90 years of great successes and innovations, Riello is the Italian brand leader in manufacturing systems and technologies for heating and cooling in the residential and professional sector.

COMMERCIAL BOILERS ARRAY
The Riello Array is a pre-packaged boiler plant, the new standard in boiler efficiency, redundancy and reliability. This multi modules boiler can provide a high turn down and multiple boiler redundancy in one packaged unit. An Array single boiler features a superior uptime reliability that is only found in a larger boiler plant and multi boiler systems.

COMMERCIAL BOILERS RTC
High-efficiency condensing boilers designed both for retrofit and new construction projects. Project costs are reduced thanks to the high water content heat exchanger, that requires no minimum flow rate and eliminates the need of a costly dedicated boiler circulator. Best quality materials used for all components guarantee high reliability and longer service life.

Founded in 1955, Alyan Pump produces a broad range of pump systems for HVAC, Plumbing, and other liquid handling applications. The company serves commercial, institutional, industrial, and municipal clients from its 20,000-square-foot facility in Philadelphia, PA. For more than half a century, Alyan Pump has earned its position of leadership in the development of pre-engineered packaged systems for condensate return systems, boiler feed units, constant speed pressure boosters, circulator pump sets, variable speed pumping packages, fuel oil modules, heat transfer systems, and specialty packaged pumping systems.

Beacon-Morris is the originator and world’s leading producer of kickspace heaters—the space-saving alternative to hot-water baseboard. Their extensive line of residential and commercial products is headed by the flagship "Twin-Flo" kickspace heater line. The company is headquartered in Westfield, MA, and proudly manufactures all its products domestically. These include convectors, floor vectors, and cabinet unit heaters, among others, all of which deliver the quality, value, and performance expected from a pioneer and industry leader.

FTF Group is a United Kingdom-based manufacturer of active, passive, and multiservice chilled beams. The FTF Group has extensive experience dating back some 80 years and is at the forefront of the design, development and manufacture of water driven cooling and heating technologies.

Jaga manufactures the most powerful radiators for use with low water temperatures to deliver remarkable energy efficiency. The company has a well-earned reputation for innovation and creation of the world’s most beautiful heat sources. Five values guide Jaga on its unique path: Respect Nature; Awake the Artist; Dream a Future; Create Emotion; and Building Bridges. These principles have led the company to develop products that use less energy and raw materials, while delivering unrivaled performance.

Sterling is one of the world’s foremost manufacturers of high-quality finned-tube heating elements and enclosures, as well as one of America's largest producers of residential baseboard heating products through several well-known brands, including Suntemp Baseboard Radiation. All baseboard elements are U.S.-made and mechanically bonded by expanding the copper tube to create a tight bond between it and the collar of the aluminum fins, a process exclusive to Sterling products.

Uponor sets the highest standards for PEX piping used in plumbing, heating, and residential fire protection applications. A true pioneer, Uponor was the first to manufacture PEX back in the 1960s. Today, 12 billion feet of Uponor PEX-a is installed worldwide. Uponor has become the most trusted solution for residential and commercial radiant heating & cooling systems, as well as multi-purpose plumbing and fire sprinkler systems for both one- and two-family homes. 

For more than 70 years, A.O. Smith has delivered quality, innovative solutions for hot water production to consumers and building owners alike. Headquartered in Ashland City, TN, A.O. Smith’s facility is the world’s largest water heater factory. Many A.O. Smith water heaters qualify for local utility rebates, as well as federal tax incentives for the installation of energy-efficient products. A.O. Smith is the right source for your domestic or commercial water-heating needs.

For more than 75 years, Diversified Heat Transfer has delivered innovative, quality solutions for HVAC and Plumbing projects. Wales Darby is proud to represent DHT as both companies share a common goal of providing premium products while exceeding customer expectations. Please see the following links to the Diversified Heat Transfer Commercial Line.

For more than 35 years, Water Control Corporation has been helping plumbing professionals filter, disinfect, condition, deliver, and enjoy the highest quality water possible. A privately owned corporation located in Ramsey, MN, Water Control can build pre-plumbed and wired skids that are almost ready to go once delivered to the jobsite. For the plumbing engineer or designer, Water Control's in-house technical department offers a full range of water testing, sizing, system design, specification-writing, and CAD™ or Revit™ design services. 

QuantumFlo is a leader in the manufacturing and distribution of advanced, variable speed controlled, packaged pump systems for commercial plumbing, HVAC, municipal, irrigation, and industrial market applications. With touch-screen interfaces, EEPROM PLC controllers, stainless steel construction, Modbus communication, and award-winning iQFlo software as standards on QuantumFlo's systems, QuantumFlo has tackled all the pitfalls of traditional constant pressure boosters.

Uponor sets the highest standards for PEX piping used in plumbing, heating, and residential fire protection applications. A true pioneer, Uponor was the first to manufacture PEX back in the 1960s. Today, 12 billion feet of Uponor PEX-a is installed worldwide. Uponor has become the most trusted solution for residential and commercial radiant heating & cooling systems, as well as multi-purpose plumbing and fire sprinkler systems for both one- and two-family homes. 

For more than 100 years, Ebara has provided engineered pumps, pump products, and related services for the water, wastewater, commercial, municipal, energy, and power industries offering reliable product knowledge, application expertise, and responsive support including after-market replacement parts services.

Waste Water System Solutions by Wales-Darby offers a comprehesive answer to your Waste Water needs. From reliable non-clog pumps, controls, basins, and covers, we have you covered.

TracPipe, a division of OmegaFlex, first introduced its Corrugated Stainless Steel Tubing (CSST) into the market in 1997 for use on natural gas and propane installations. TracPipe is perfect for use in gas-piping systems for both single- and multi-family residential, as well commercial and industrial, applications. TracPipe's most recent introductions are its CounterStrike® product for superior lightning protection and PSII for underground installations.

A division of the NovaFlex Group, Z-Flex is a leading manufacturer of specialty venting systems for heating appliances such as boilers, water heaters, tankless water heaters, furnaces, oil heaters and fireplaces. Z-Flex products allow for a faster and simpler installation, longevity, increased efficiency, and safety.