Wheatley/American HVAC

Wheatley manufacturers products for heating, ventilating and air conditioning. Click on one of the product types below to learn more about them.

Tanks

wht_t1ASME Bladder Type Expansion Tanks

Standard Features

  • Removable and replaceable heavy-duty Butyl rubber bladder
  • Economical “Partial Acceptance” WPA Series for small installations and chilled water applications
  • WFA “Full Acceptance” Series for large expanded fluid volumes
  • ASME constructed and stamped; National Board registered
  • Standard design pressure 125 psi

Optional Features

  • Higher working pressures
  • Epoxy-coated covers on full acceptance models
  • California sight glass
  • Seismic mounting clips

wht_t2WPS Series Plain Steel Expansion Tanks

Standard Features

  • ASME constructed and stamped; National Board registered
  • Design pressure
    2″-20″ diameter: 150 psi, 225 psi test
    24″-30″ diameter: 125 psi, 188 psi test
  • Leak-proof — each tank hydro-tested
  • Accurately-positioned openings
  • Manufacturer’s data report for pressure vessels, Form U-1 available

Optional Features

  • Complete accessory package — liquid level sight glass, tank fittings, drainer
  • Hot dipped galvanized
  • Saddles for horizontal installation
  • Customized sizes, pressures and materials

wht_t3ASME Tangential Air Separators

Standard Features

  • ASME constructed and stamped; National Board registered
  • Tangential design results in smaller unit
  • Provides air-free fluid flow which protects against damage and system noise
  • Helps prevent waterlogged compression tanks

Optional Features

  • Grooved inlet and outlet connections
  • Higher working pressures

Valves

wht_v1Valve/TDV

Combination pump discharge valve functioning as a shut-off, check and calibrated flow balancer. Available in sizes 1 1/2″ through 12″ with cast iron body. Threaded or flanged ends.

Standard Features

  • Scrader valve metering connections
  • Memory stop
  • Plug Position indicator and calibrated scale
  • Spring-loaded clapper
  • Bubble-tight shut-off
  • In-line serviceability

Multi-Function Benefits

  • Flow regulator valve
  • Positive shut-off
  • Non-slam check valve
  • Convenient gauge connections
  • Compact size

wht_v2Globe-Style Flow Regulating Valve for Circuit Balancing

Standard Features

  • Globe-style design for precise balancing and low pressure drop
  • Hidden memory protects precise balance setting during on/off operation
  • Positive shut-off
  • Pre-balancing capability saves time

Optional Features

  • Differential pressure meter

wht_v3Plug Style Balancing Valve

Standard Features

  • Sized 2″ through 12″
  • Compact design, quarter turn operation
  • Easy to read flow indication plate
  • Lever standard on 2 1/2″ and 3″
  • Maximum working pressure of 175 psi
  • Ideal for HVAC hydronic balancing
  • Adjustable memory stop standard on 2 1/2″ through 20″
  • Schrader style test port connections for balancing

Optional Features

  • Gear operator lever avilable on 4″ through 12″ models
  • 2″ through 3″ available with NPT connections
  • Grooved connections available

Strainers

wht_s_yY-Type Strainer

Standard Features

  • Y-type flanged strainers
    • sizes 2″ through 24″
    • ANSI class 125 and 250
  • Y-type threaded strainers
    • sizes 1/2″ through 3″
    • cast iron or bronze body

wht_s_basketBasket-Type Strainer

Standard Features

  • Flanged basket strainers
    • sizes 2″ through 24″
    • cast iron body
    • ANSI class 125 or 250

Flex Connectors

wht_c1Pump Connectors

Standard Features

  • Reduces vibration and noise in piping system
  • Controls thermal movement, pulsation, misalignment and electrolysis
  • Standard construction of chemical resistant elastomers such as Neoprene, Nitrile, and EPDM
  • Floating flanges drilled or tapped to mate with 150# companion flanges

wht_c2Stainless Steel Pump Connectors

Standard Features

  • Stainless steel corrugated inner tube and outer shield of wire braid Stainless Steel — 300 Series
  • Steel fixed flanges ASA 150 lb.
  • Maximum working temperature 850 degrees
  • Pressure safety factor of 4:1

Suction Diffusers

Suction Diffusers

wht_o1The Wheatley suction diffuser is designed to reduce space and installation costs by replacing a long radius elbow, strainer and extended entry pipe on the suction side of the pump. Flow stabilizing vanes reduce turbulence and resulting stress and vibration.

Standard Features

  • Direct mounting in horizontal or vertical position
  • Separate fine mesh startup screen surrounds each perforated screen

Multi-Function Benefits

  • Saves cost and space by replacing 90 degree elbow, strainer and flow stabilizing piping

Heat Exchangers

Heat Exchangers

wht_o2Standard Features

  • ASME constructed and stamped; National Board registered
  • U-Tube construction
  • Available in 2 or 4 pass construction
  • Both steam to liquid and liquid to liquid applications

Optional Features

  • Additional materials for heads, tubesheets, baffles, and tie rods
  • Optional saddles

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