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    • DS Stoves
      • DS Stoves Website
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      • Find A Dealer
      • Register Your DS / HECO Product
    • DS Fabrication
      • DS Fabrication Website
    • Retail Store
      • Spring 2026 Retail Merger
      • Our Store
      • Heating Services
      • DS Products
      • Outdoor Living
      • Builders & Contractors
      • Bagged Anthracite
      • Wood Stoves
      • Wood Fireplaces & Inserts
      • Gas Stoves
      • Gas Fireplaces & Inserts
      • Gas & Electric Heaters
      • Pellet Stoves
      • Boiler Controls & Accessories
      • Hearth Products
      • Chimney Supplies
      • Gas & Welding Supplies
      • Safety Products
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    Boiler Controls & Accessories

    Well Type Aquastat With Stem

    Well Type Aquastat With Stem

    (Required when using circ. pump) Strap-on Aquastat (Required when using circ. pump)

    Well Type Triple Acting Aquastat with Stem

    Well Type Triple Acting Aquastat with Stem

    Danfoss Draft Regulator

    No Electric Needed

    1/2” NPT Feed Water Regulator with Check Valve

    1/2” NPT Feed Water Regulator with Check Valve

    Temperature Pressure Gauge

    Temperature Pressure Gauge

    Expansion Tank

    Expansion Tank

    4.4 gal. or 7.4 gal. available

    3/4” NPT Boiler Drain

    3/4” NPT Boiler Drain

    Thermometer

    Thermometer

    3/4” NPT 1-7/16” Stem 150 lb. Safety Valve

    3/4” NPT 1-7/16” Stem 150 lb. Safety Valve

    F30 3/4” NPT 30 lb. Safety Valve

    F30 3/4” NPT 30 lb. Safety Valve

    1/8” NPT Auto Air Vent

    1/8” NPT Auto Air Vent

    Air Purger

    Air Purger

    Sizes range from .1” – .2”

    Mixing Valves 700 – 1450 Degrees

    Mixing Valves 700 – 1450°F

    Laing 12 Volt Circ. Pump 1/2” NPT

    Laing 12-Volt Circ. Pump 1/2” NPT

    3 gal./minute 1.9 amps

    Topsflo 12 Volt Circ. Pump

    Topsflo 12 -Volt Circ. Pump

    3 gal./minute 90 amps

    Taco 110 Volt Circ. Pump (Less Flanges)

    Taco 110 -Volt Circ. Pump (Less Flanges)

    NPT Flanges (set of 2)

    NPT Flanges (Set of 2)

    Sizes range from 3/4”–1-1/2” NOTE: Fits Grundfos or Taco Pumps

    Taco 110 Volt Circ. Pump (Sweat)

    Taco 110-Volt Circ. Pump (Sweat)

    Designed for domestic water

    Grundfos 115 Volt Circ. Pump (3-speed)

    Grundfos 115-Volt Circ. Pump (3-Speed)

    Grundfos Alfa Pump 115 Volt

    Grundfos Alfa Pump 115-Volt

    Variable speed with line cord

    Grundfos Alfa Pump 115 Volt

    Grundfos Alfa Pump 115-Volt

    Variable speed with junction box

    NPT Flanges With Valves (Set of 2)

    NPT Flanges with Valves (Set of 2)

    Thermostats

    Thermostats

    12- and 24-volt available; programmable and non-programmable available

    12 Volt Relay

    12-Volt Relay

    Needed when installing a 12-volt thermostat and 12-volt circ.

    Boiler Seal (Quart Size)

    Boiler Seal (Quart Size)

    Rust Raider (Quart Size)

    Rust Raider (Quart Size)

    3/4” Wide Pipe Thread Seal Tape

    3/4”-Wide Pipe Thread Seal Tape

    Tplus2 Pipe Thread Sealant

    Tplus2 Pipe Thread Sealant

    1.75 or 4 oz. size

    1 gal. Bottle RV Anti-Freeze –50 Degrees

    1 Gal. Bottle RV Anti-Freeze – 50°F

    For all plumbing and heating requirements; non-toxic 50% propylene glycol solution – safe for use in potable water solutions

    Domestic Water Loop

    Domestic Water Loop

    Can be installed in most DS stoves and furnaces

    Switching Relay

    Single zone to multi-zone models available

    Sweat Taco Zone Valves

    Sizes range from 3/4”–1-1/4”

    Switching Relay

    Hanging Hot Water to Air Unit Heaters

    50,000-200,000 BTUs available; various dimensions available

    Hanging Hot Water to Air Unit Heaters

    Ever Hot External Heaters

    All copper externals; domestic hot water. Radiation heaters indirect, pool heating

    Ever Hot External Heaters

    Duct Heat Exchanger / Hot Water To Air

    Materials:

    • Tube coil: 3/8” seamless copper (3 rows)
    • Plate fin: aluminum
    • Core housing: galvanized steel
    • Header: 1” ID copper
    • Tubeside rating: 175 PSI / 350̊F
    • Plate fin spacing: 12/inch connections: 1” ID solder

    Applications:

    • Residential /commercial heating
    • Air conditioning
    • Dehumidication
    • Heat recovery systems
    • Apartment buildings and condominiums
    Duct Heat Exchanger / Hot Water To Air

    Panel Radiators

    European-style radiator with an integral valve suited to receive a non-electric thermostat. The surface temperature of the unit changes to match the room set point requirements. An oversized radiator to accommodate low-temperature hydronics will never get hot to the touch. Many say this is the next best thing to radiant floor heat — a heating solution that has a small footprint and is easy to clean around. These models can be recessed for a flush clean look. The name says it all — a complete radiator with an invisible pipe system and integrated thermostatic radiator valve.

    Hydronic Alternatives Panel Radiators

    Pex-Cor

    The Ultimate Underground Piping System

    • Tested to only 2̊F heat loss per 100 ft.
    • Made with oxygen barrier pex pipe
    • Each pipe wrapped separate with high-value insulation
    • Exterior 6” corrugated pipe
    • Special sizes, additional pipes, and thermostat wires can be added
    Pex-Cor

    Ap430 Water Filtration System

    Designed for scale and corrosion inhibition to help extend life of hot water systems, pipes, and downstream plumbing fixtures.

    Aqua Pure Ap430 Water Filtration System

    238 Old Leacock Road
    Gordonville, PA 17529

    717-768-3853  |  sales@dsofpa.com

    1-888-768-1088

    Get In Touch

    © 2025 DS Machine LLC

    238 Old Leacock Road
    Gordonville, PA 17529

    717-768-3853  |  sales@dsofpa.com

    1-888-768-1088

    Get In Touch

    © 2025 DS Machine LLC

    238 Old Leacock Road
    Gordonville, PA 17529

    717-768-3853  |  sales@dsofpa.com

    1-888-768-1088

    Get In Touch

    © 2025 DS Machine LLC

    238 Old Leacock Road
    Gordonville, PA 17529

    717-768-3853  |  sales@dsofpa.com

    1-888-768-1088

    Get In Touch

    © 2025 DS Machine LLC