1-800-554-1007
sales@heatco.com

Menu

Skip to content
  • Products ▼
    • Direct-Fired (DF Series)
    • Tubular Furnaces (HM-HD Series) >>
      • HM (Heat Modules) >>
        • HMA Units
        • HMB Units
        • HMG Units
        • HMT Units
        • HHA Units
      • HD OEM Inserts >>
        • HDA Units
        • HDB Units
        • HDG Units
      • HD Style CK (Indoor Top or Front Exhaust) Units
      • HD Style CS (Indoor Separated Combustion) Units
      • HD Style CN (Outdoor Top Exhaust) Units
      • HD Style CW (Outdoor Front Exhaust) Units
      • HD Style K (Indoor Top or Front Exhaust) Units
      • HD Style N (Outdoor Top Exhaust) Units
      • HD Style S (Indoor Separated Combustion) Units
      • HD Style W (Outdoor Front Exhaust) Units
    • Rack Systems (Racked HD Series) >>
      • HD Rack Assembly >>
        • HDB-HHX Units
        • HDB-VHX Units
        • HDA-VHX Units
      • HD Rack and Venting >>
        • HD Rack Indoor Venting >>
          • HDB-HHX Indoor Venting (Mounted Inside)
          • HDB-HHX Indoor Venting (Mounted Outside)
          • HDB-VHX Indoor Venting (Mounted Inside)
          • HDB-VHX Indoor Venting (Mounted Outside)
          • HDA-VHX Indoor Venting (Mounted Inside)
          • HDA-VHX Indoor Venting (Mounted Outside)
        • HD Rack Outdoor Venting >>
          • HDB-HHX Outdoor Venting Units
          • HDB-VHX Outdoor Venting Units
          • HDA-VHX Outdoor Venting Units
      • HD Rack with Vestibule and Venting >>
        • HD Rack with Vestibule Indoor >>
          • HDB-HHP Indoor Units
          • HDB-VHP Indoor Units
          • HDA-VHP Indoor Units
        • HD Rack with Vestibule Outdoor >>
          • HDB-HHP Outdoor Units
          • HDB-VHP Outdoor Units
          • HDA-VHP Outdoor Units
      • HD Rack with Cabinet and Venting >>
        • HD Rack with Cabinet Indoor >>
          • HDB-HHP Indoor Cabinet Units
          • HDB-VHP Indoor Cabinet Units
          • HDA-VHP Indoor Cabinet Units
        • HD Rack with Cabinet Outdoor >>
          • HDB-HHP Outdoor Cabinet Units
          • HDB-VHP Outdoor Cabinet Units
          • HDA-VHP Outdoor Cabinet Units
    • Drum and Tube Furnaces (HE/HF Series) >>
      • HE-XX (No Cabinet, No Vestibule) Units
      • HE-SE (Separated Combustion Vestibule) Units
      • HE-VE (Indoor/Outdoor Vestibule) Units
      • HF-XX (No Cabinet, No Vestibule) Units
      • HF-SF (Separated Combustion Vestibule) Units
      • HF-VF (Indoor/Outdoor Cabinet) Units
      • HF-FC (Indoor/Outdoor Cabinet) Units
      • HF-SC (Separated Combustion Cabinet) Units
    • High Rise & Dehumidification (HH/HT/HP) >>
      • Desiccant Dehumidification (HPA / HPG Series) >>
        • HP (Module Only) Units
        • HP (OEM Insert) Units
        • HPA Style CK (Indoor Front Exhaust) Units
        • HPA Style CN (Outdoor Top Exhaust) Units
        • HPA Style CS (Indoor Separated Combustion) Units
        • HPA Style CW (Outdoor Front Exhaust) Units
        • HPA Style K (Indoor Top Exhaust) Units
        • HPA Style N (Outdoor Top Exhaust) Units
        • HPA Style S (Indoor Separated Combustion) Units
        • HPA Style W (Outdoor Top Exhaust) Units
      • High Rise Furnaces (HHA / HTA Series) >>
        • HHA Units
        • HTA OEM Insert Units
        • HTA Style K (Indoor Top Exhaust) Units
        • HTA Style S (Indoor Separated Combustion) Units
        • HTA Style N (Outdoor Top Exhaust) Units
        • HTA Style W (Outdoor Front Exhaust) Units
    • 93% High Efficiency Furnaces (EM Series) >>
      • EMA Units
      • EMG Units
      • EM Style CK (Indoor Front Exhaust) Units
      • EM Style CS (Indoor Separated Combustion) Units
      • EM Style CW (Outdoor Front Exhaust) Units
      • EM Style K (Indoor Front Exhaust) Units
      • EM Style S (Indoor Separated Combustion) Units
      • EM Style W (Outdoor Front Exhaust) Units
    • 90%+ High Efficiency Furnaces (EF Series) >>
      • EF OEM Insert Units
      • EF-VF (Indoor/Outdoor Vestibule) Units
      • EF-SF (Separated Combustion Vestibule) Units
      • EF-FC (Indoor/Outdoor Cabinet) Units
      • EF-SC (Separated Combustion Cabinet) Units
    • Product Lead Times
  • What’s New?
  • Parts
  • Documents
  • Videos
  • FAQ ▼
    • Product Lead Times
  • Calculators ▼
    • BTU Calculator
    • Metric Calculator
    • Direct-Fired BTU Calculator
  • Contact Us
  • Register or Log In 🔒 ▼
    • Register
    • Log In

HDB-VHX Indoor Venting (Mounted Inside)

Standard Rack Assembly

– Fully sheeted duct furnaces mounted in a 16-gauge galvanized steel frame.
– Provides listed temperature rise and air side pressure drop performance.
– Each furnace includes an individual shutoff valve, flexible gas connector & union piped to properly sized supply header.
– Condensate drains pre-piped to a common header.
– Easy removal of any single duct furnace.
– All controls prewired to a sequencer for system control.
– Customer only needs to provide Power, “Call for Heat” and a 0-10 VDC signal.

Indoor Venting Kit

– Custom Heat Fab, SAF-T, AL294C stainless construction.
– Category 1 rated common vent system to B-vent adapter.
– Provides proper venting of flue gases and prevents flue gas recirculation into burner combustion air supply.

Application Guidelines Product Specification User Guidelines OEM Instructions Submittal / Order Information

Model NumberPDF  Alt PDF  PDF of Gas TrainPDF of Wiring DiagramMax Input MBHMax Output MBHMin Input MBHMin Output MBHMax Avail. Turndown (Nat)Max Ind. HX Input# of HX'sMax CFM RiseMax APD @ Min RiseMax Temp RiseMin CFM RiseMin APD @ Max RiseDim ADim BDim CDim DWeight (Lbs.)
HDB-VHX-225-450-TPDFPDFPDFPDF450360453610 to 12252166670.329037040.0248.861978.8117512
HDB-VHX-250-500-TPDFPDFPDFPDF500400504010 to 12502185190.399041150.0248.861978.8117512
HDB-VHX-270-540-TPDFPDFPDFPDF540432544310 to 12702200000.369044440.0255.361978.8117552
HDB-VHX-300-600-TPDFPDFPDFPDF600480604810 to 13002222220.449049380.0355.361978.8117552
HDB-VHX-315-630-TPDFPDFPDFPDF630504635010 to 13152233330.49051850.0261.871978.8117594
HDB-VHX-225-675-TPDFPDFPDFPDF675540453615 to 12253250000.329055560.0265.121978.8117718
HDB-VHX-350-700-TPDFPDFPDFPDF700560705610 to 13502259260.489057610.0361.871978.8117594
HDB-VHX-375-750-TPDFPDFPDFPDF750600756010 to 13752277780.469061730.0368.371978.8117642
HDB-VHX-400-800-TPDFPDFPDFPDF800640806410 to 14002296300.529065840.0368.371978.8117642
HDB-VHX-300-900-TPDFPDFPDFPDF900720604815 to 13003333330.449074070.0382.241978.8117773
HDB-VHX-315-945-TPDFPDFPDFPDF945756635015 to 13153350000.49077780.0291.991978.8117836
HDB-VHX-500-1000-TPDFPDFPDFPDF10008001008010 to 15002370370.577598770.0581.3723.6378.8120733
HDB-VHX-250-1000-TPDFPDFPDFPDF1000800504020 to 12504370370.399082300.0288.741978.8117919
HDB-VHX-350-1050-TPDFPDFPDFPDF1050840705615 to 13503388890.489086420.0391.991978.8117836
HDB-VHX-400-1200-TPDFPDFPDFPDF1200960806415 to 14003444440.529098770.03101.741978.8117903
HDB-VHX-600-1200-TPDFPDFPDFPDF120010001209610 to 16002444440.6175118520.0594.3723.6378.8120773
HDB-VHX-500-1500-TPDFPDFPDFPDF150012001008015 to 15003555560.5775148150.05121.2423.6378.81201076
HDB-VHX-600-1800-TPDFPDFPDFPDF180014401209615 to 16003666670.6175177780.05140.7423.6378.81201136
HDB-VHX-225-450-T-X2PDFPDFPDF900720907220 to 12254166670.6418037040.0448.8690.7178.81171386
HDB-VHX-250-500-T-X2PDFPDFPDF10008001008020 to 12504185190.7818041150.0448.8690.7178.81171392
HDB-VHX-270-540-T-X2PDFPDFPDF10808641088620 to 12704200000.7218044440.0455.3690.7178.81171480
HDB-VHX-300-600-T-X2PDFPDFPDF12009601209620 to 13004222220.8818049380.0655.3690.7178.81171488
HDB-VHX-315-630-T-X2PDFPDFPDF1260100812610020 to 13154233330.818051850.0461.8790.7178.81171580
HDB-VHX-225-675-T-X2PDF13501080907230 to 12256250000.6418055560.0465.1290.7178.81171750
HDB-VHX-350-700-T-X2PDFPDFPDF1400112014011220 to 13504259260.9618057610.0661.8790.7178.81171588
HDB-VHX-375-750-T-X2PDFPDFPDF1500120015012020 to 13754277780.9218061730.0668.3790.7178.81171698
HDB-VHX-400-800-T-X2PDFPDFPDF1600128016012820 to 14004296301.0418065840.0668.3790.7178.81171698
HDB-VHX-300-900-T-X2PDF180014401209630 to 13006333330.8818074070.0682.2490.7178.81171892
HDB-VHX-315-945-T-X2PDF1890151212610030 to 13156350000.818077780.0491.9990.7178.81172042
HDB-VHX-500-1000-T-X2PDFPDFPDF2000160020016020 to 15004370371.1415098770.181.3798.8678.81202208
HDB-VHX-250-1000-T-X2PDF200016001008040 to 12508370370.7818082300.0488.7490.7178.81172114
HDB-VHX-350-1050-T-X2PDF2100168014011230 to 13506388890.9618086420.0691.9990.7178.81171852
HDB-VHX-600-1200-T-X2PDFPDFPDF2400200024019220 to 16004444441.22150118520.194.3798.8678.81201932
HDB-VHX-400-1200-T-X2PDF2400192016012830 to 14006444441.0418098770.06101.7490.7178.81172042
HDB-VHX-500-1500-T-X2PDF3000240020016030 to 15006555561.14150148150.1121.2498.8678.81202648
HDB-VHX-600-1800-T-X2PDF3600288024019230 to 16006666671.22150177780.1140.7498.8678.81203008
Note: For Propane gas, turndown is 60% of stated natural gas turndown.

Our Mission

Our mission is to design, build, and deploy America’s highest quality gas heaters while providing industry-leading customer satisfaction.  You can expect Heatco to deliver innovative, energy efficient equipment using the most up to date components and manufacturing techniques.

– HEATCO ETHICS IN BUSINESS POLICY

– HEATCO CONSERVATION GOALS

Contact Us

Address: 50 Heatco Ct. Cartersville, GA 30120

Phone: (770)529-2000
Fax: (770)529-2005
Toll Free: 1-800-554-1007

Email: Sales@heatco.com

Copyright © Heatco
MENU
  • Products ▼
    • Direct-Fired (DF Series)
    • Tubular Furnaces (HM-HD Series) >>
      • HM (Heat Modules) >>
        • HMA Units
        • HMB Units
        • HMG Units
        • HMT Units
        • HHA Units
      • HD OEM Inserts >>
        • HDA Units
        • HDB Units
        • HDG Units
      • HD Style CK (Indoor Top or Front Exhaust) Units
      • HD Style CS (Indoor Separated Combustion) Units
      • HD Style CN (Outdoor Top Exhaust) Units
      • HD Style CW (Outdoor Front Exhaust) Units
      • HD Style K (Indoor Top or Front Exhaust) Units
      • HD Style N (Outdoor Top Exhaust) Units
      • HD Style S (Indoor Separated Combustion) Units
      • HD Style W (Outdoor Front Exhaust) Units
    • Rack Systems (Racked HD Series) >>
      • HD Rack Assembly >>
        • HDB-HHX Units
        • HDB-VHX Units
        • HDA-VHX Units
      • HD Rack and Venting >>
        • HD Rack Indoor Venting >>
          • HDB-HHX Indoor Venting (Mounted Inside)
          • HDB-HHX Indoor Venting (Mounted Outside)
          • HDB-VHX Indoor Venting (Mounted Inside)
          • HDB-VHX Indoor Venting (Mounted Outside)
          • HDA-VHX Indoor Venting (Mounted Inside)
          • HDA-VHX Indoor Venting (Mounted Outside)
        • HD Rack Outdoor Venting >>
          • HDB-HHX Outdoor Venting Units
          • HDB-VHX Outdoor Venting Units
          • HDA-VHX Outdoor Venting Units
      • HD Rack with Vestibule and Venting >>
        • HD Rack with Vestibule Indoor >>
          • HDB-HHP Indoor Units
          • HDB-VHP Indoor Units
          • HDA-VHP Indoor Units
        • HD Rack with Vestibule Outdoor >>
          • HDB-HHP Outdoor Units
          • HDB-VHP Outdoor Units
          • HDA-VHP Outdoor Units
      • HD Rack with Cabinet and Venting >>
        • HD Rack with Cabinet Indoor >>
          • HDB-HHP Indoor Cabinet Units
          • HDB-VHP Indoor Cabinet Units
          • HDA-VHP Indoor Cabinet Units
        • HD Rack with Cabinet Outdoor >>
          • HDB-HHP Outdoor Cabinet Units
          • HDB-VHP Outdoor Cabinet Units
          • HDA-VHP Outdoor Cabinet Units
    • Drum and Tube Furnaces (HE/HF Series) >>
      • HE-XX (No Cabinet, No Vestibule) Units
      • HE-SE (Separated Combustion Vestibule) Units
      • HE-VE (Indoor/Outdoor Vestibule) Units
      • HF-XX (No Cabinet, No Vestibule) Units
      • HF-SF (Separated Combustion Vestibule) Units
      • HF-VF (Indoor/Outdoor Cabinet) Units
      • HF-FC (Indoor/Outdoor Cabinet) Units
      • HF-SC (Separated Combustion Cabinet) Units
    • High Rise & Dehumidification (HH/HT/HP) >>
      • Desiccant Dehumidification (HPA / HPG Series) >>
        • HP (Module Only) Units
        • HP (OEM Insert) Units
        • HPA Style CK (Indoor Front Exhaust) Units
        • HPA Style CN (Outdoor Top Exhaust) Units
        • HPA Style CS (Indoor Separated Combustion) Units
        • HPA Style CW (Outdoor Front Exhaust) Units
        • HPA Style K (Indoor Top Exhaust) Units
        • HPA Style N (Outdoor Top Exhaust) Units
        • HPA Style S (Indoor Separated Combustion) Units
        • HPA Style W (Outdoor Top Exhaust) Units
      • High Rise Furnaces (HHA / HTA Series) >>
        • HHA Units
        • HTA OEM Insert Units
        • HTA Style K (Indoor Top Exhaust) Units
        • HTA Style S (Indoor Separated Combustion) Units
        • HTA Style N (Outdoor Top Exhaust) Units
        • HTA Style W (Outdoor Front Exhaust) Units
    • 93% High Efficiency Furnaces (EM Series) >>
      • EMA Units
      • EMG Units
      • EM Style CK (Indoor Front Exhaust) Units
      • EM Style CS (Indoor Separated Combustion) Units
      • EM Style CW (Outdoor Front Exhaust) Units
      • EM Style K (Indoor Front Exhaust) Units
      • EM Style S (Indoor Separated Combustion) Units
      • EM Style W (Outdoor Front Exhaust) Units
    • 90%+ High Efficiency Furnaces (EF Series) >>
      • EF OEM Insert Units
      • EF-VF (Indoor/Outdoor Vestibule) Units
      • EF-SF (Separated Combustion Vestibule) Units
      • EF-FC (Indoor/Outdoor Cabinet) Units
      • EF-SC (Separated Combustion Cabinet) Units
    • Product Lead Times
  • What’s New?
  • Parts
  • Documents
  • Videos
  • FAQ ▼
    • Product Lead Times
  • Calculators ▼
    • BTU Calculator
    • Metric Calculator
    • Direct-Fired BTU Calculator
  • Contact Us
  • Register or Log In 🔒 ▼
    • Register
    • Log In