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.

Weatherproof Vestibule Enclosure

– Complete indoor or outdoor rated Vestibule cabinet.
– Large, hinged galvanized steel door for easy access to components and controls.
– Fresh air intakes assure adequate combustion air supply.
– All heaters pre-wired to marked terminal strip for electrical supply.
– Insulated vent connectors to prevent heat build-up in cabinet.

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

Note: You must be logged in to view CAD, Gas Train and Wiring Diagram files.
Model NumberPDF  Alt PDF  PDF of Gas TrainPDF of Wiring DiagramMax Input MBHMax Output MBHMin Input MBHMin Output MBHNat. Gas Turndown RatioMax Ind. HX Input# of HX'sMax CFMMax APD @ Min RiseMax Temp RiseMin CFMMin APD @ Max RiseDim ADim BDim CDim DWeight (Lbs.)Total Amps 120VTotal Amps 208V 230V
HDB-VVP 180-360-O-FPDFPDFPDF3602883628.810 to 11802133340.036044440.0148.8246.6278.7917.0785
HDB-VVP 200-400-O-FPDFPDFPDF400320403210 to 12002148150.046049380.0148.8246.6278.7917.0785
HDB-VVP 225-450-O-FPDFPDFPDF450360453610 to 12252166670.066055560.0148.8246.6278.7917.0776385
HDB-VVP 250-500-O-FPDFPDFPDF500400504010 to 12502185190.086061730.0148.8246.6278.7917.0772085
HDB-VVP 270-540-O-FPDFPDFPDF5404325443.210 to 12702200000.116066670.0148.8246.6278.7917.0780985
HDB-VVP 180-540-O-FPDFPDFPDF5404325443.215 to 11803200000.036066670.0148.8263.9978.7917.07127.5
HDB-VVP 300-600-O-FPDFPDFPDF600480604810 to 13002222220.136074070.0248.8246.6278.7917.0780985
HDB-VVP 200-600-O-FPDFPDFPDF600480604815 to 12003222220.046074070.0148.8263.9978.7917.07127.5
HDB-VVP 315-630-O-FPDFPDFPDF6305046350.410 to 13152233330.176077780.0248.8246.6278.7917.0785585
HDB-VVP 225-675-O-FPDFPDFPDF67554067.55415 to 12253250000.066083330.0148.8263.9978.7917.07931127.5
HDB-VVP 350-700-O-FPDFPDFPDF700560705610 to 13502259260.26086420.0348.8246.6278.7917.0785585
HDB-VVP 360-720-O-FPDFPDFPDF7205767257.610 to 13602266660.246088880.0348.8246.6278.7917.0787285
HDB-VVP 180-720-O-FPDFPDFPDF7205767257.620 to 11804266670.036088890.0148.8281.3678.7917.071610
HDB-VVP 375-750-O-FPDFPDFPDF750600756010 to 13752277780.266092590.0448.8246.6278.7917.0790185
HDB-VVP 250-750-O-FPDFPDFPDF750600756015 to 12503277780.086092590.0148.8263.9978.7917.07127.5
HDB-VVP 200-800-O-FPDFPDFPDF800640806420 to 12004296300.046098770.0148.8281.3678.7917.071610
HDB-VVP 400-800-O-FPDFPDFPDF800640806410 to 14002296300.36098770.0448.8246.6278.7917.0790185
HDB-VVP 270-810-O-FPDFPDFPDF8106488164.815 to 12703300000.116010000.50.0148.8263.9978.7917.07127.5
HDB-VVP 300-900-O-FPDFPDFPDF900720907215 to 13003333330.1360111110.0248.8263.9978.7917.071169127.5
HDB-VVP 180-900-O-FPDFPDFPDF900720907225 to 11805333330.0360111110.0148.8298.7378.7917.0720
HDB-VVP 225-900-O-FPDFPDFPDF900720907220 to 12254333330.0660111110.0148.8281.3678.7917.071610
HDB-VVP 315-945-O-FPDFPDFPDF94575694.575.615 to 13153350000.1760116670.0248.8263.9978.7917.071238127.5
HDB-VVP 200-1000-O-FPDFPDFPDF10008001008025 to 12005370370.0460123460.0148.8298.7378.7917.0720
HDB-VVP 250-1000-O-FPDFPDFPDF10008001008020 to 12504370370.0860123460.0148.8281.3678.7917.0714351610
HDB-VVP 500-1000-O-FPDFPDFPDF10008001008010 to 15001370370.5660123460.0755.3255.7878.8920.1597910
HDB-VVP 350-1050-O-FPDFPDFPDF10508401058415 to 13503388890.260129630.0348.8263.9978.7917.071238127.5
HDB-VVP 360-1080-O-FPDFPDFPDF108086410886.415 to 13603400000.2460133330.0348.8263.9978.7917.071307127.5
HDB-VVP 270-1080-O-FPDFPDFPDF108086410886.420 to 12704400000.1160133340.0148.8281.3678.7917.071610
HDB-VVP 225-1125-O-FPDFPDFPDF1125900112.59025 to 12255416670.0660138890.0148.8298.7378.7917.0720
HDB-VVP 375-1125-O-FPDFPDFPDF1125900112.59015 to 13753416670.2660138890.0448.8263.9978.7917.071619127.5
HDB-VVP 400-1200-O-FPDFPDFPDF12009601209615 to 14003444440.360148150.0448.8263.9978.7917.071307127.5
HDB-VVP 600-1200-O-FPDFPDFPDF12009601209610 to 16002444440.9460148150.1255.3255.7878.8920.15108810
HDB-VVP 300-1200-O-FPDFPDFPDF12009601209620 to 13004444440.1360148150.0248.8281.3678.7917.071610
HDB-VVP 250-1250-O-FPDFPDFPDF1250100012510025 to 12505462960.0860154320.0148.8298.7378.7917.0720
HDB-VVP 315-1260-O-FPDFPDFPDF12601008126100.820 to 13154466670.1760155560.0248.8281.3678.7917.071610
HDB-VVP 270-1350-O-FPDFPDFPDF1350108013510825 to 12705500000.1160133340.0148.8298.7378.7917.0720
HDB-VVP 350-1400-O-FPDFPDFPDF1400112014011220 to 13504518520.260172840.0348.8281.3678.7917.0717111610
HDB-VVP 360-1440-O-FPDFPDFPDF14401152144115.220 to 13604533320.2460177760.0348.8281.3678.7917.0717441610
HDB-VVP 500-1500-O-FPDFPDFPDF1500120015012015 to 15003555560.5660185190.0755.3277.7878.8920.151437157.5
HDB-VVP 375-1500-O-FPDFPDFPDF1500120015012020 to 13754555560.2660185190.0448.8281.3678.7917.0717111610
HDB-VVP 300-1500-O-FPDFPDFPDF1500120015012025 to 13005555560.1360185190.0248.8298.7378.7917.0720
HDB-VVP 315-1575-O-FPDFPDFPDF15751260157.512625 to 13155583330.1760194440.0248.8298.7378.7917.0720
HDB-VVP 400-1600-O-FPDFPDFPDF1600128016012820 to 14004592590.360197530.0448.8281.3678.7917.0717111610
HDB-VVP 350-1750-O-FPDFPDFPDF1750140017514025 to 13505648150.260216050.0348.8298.7378.7917.0719992012.5
HDB-VVP 360-1800-O-FPDFPDFPDF1800144018014425 to 13605666650.2460222200.0348.8298.7378.7917.07218020
HDB-VVP 600-1800-O-FPDFPDFPDF1800144018014415 to 16003666670.9460222220.1255.3277.7878.8920.151597157.5
HDB-VVP 375-1875-O-FPDFPDFPDF18751500187.515025 to 13755694440.2660231480.0448.8298.7378.7917.0721142012.5
HDB-VVP 500-2000-O-FPDFPDFPDF2000160020016020 to 15004740740.5660246910.0755.3299.7878.8920.15197420
HDB-VVP 400-2000-O-FPDFPDFPDF2000160020016025 to 14005740740.360246910.0448.8298.7378.7917.0721142012.5
HDB-VVP 600-2400-O-FPDFPDFPDF2400192024019220 to 16004888890.9460296300.1255.3299.7878.8920.15235020
HDB-VVP 500-2500-O-FPDFPDFPDF2500200025020025 to 15005925930.5660308640.0755.32121.7878.8920.15259025
HDB-VVP 600-3000-O-FPDFPDFPDF3000240030024025 to 160051111110.9460370370.1255.32121.7878.8920.15227525
Note: For Propane gas, turndown is 60% of stated natural gas turndown.

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

Note: You must be logged in to view CAD, Gas Train and Wiring Diagram files.
Model NumberPDF  Alt PDF  PDF of Gas TrainPDF of Wiring DiagramMax Input MBHMax Output MBHMin Input MBHMin Output MBHNat. Gas Turndown RatioMax Ind. HX Input# of HX'sMax CFMMax APD @ Min RiseMax Temp RiseMin CFMMin APD @ Max RiseDim ADim BDim CDim DWeight (Lbs.)Total Amps 120VTotal Amps 208V 230V
HDB-VVP 180-360-O-TPDFPDFPDF3602883628.810 to 11802133340.036044440.0148.8246.6278.7917.0785
HDB-VVP 200-400-O-TPDFPDFPDF400320403210 to 12002148150.046049380.0148.8246.6278.7917.0785
HDB-VVP 225-450-O-TPDFPDFPDF450360453610 to 12252166670.066055560.0148.8246.6278.7917.0776385
HDB-VVP 250-500-O-TPDFPDFPDF500400504010 to 12502185190.086061730.0148.8246.6278.7917.0772085
HDB-VVP 270-540-O-TPDFPDFPDF5404325443.210 to 12702200000.116066670.0148.8246.6278.7917.0780985
HDB-VVP 180-540-O-TPDFPDFPDF5404325443.215 to 11803200000.036066670.0148.8263.9978.7917.07127.5
HDB-VVP 300-600-O-TPDFPDFPDF600480604810 to 13002222220.136074070.0248.8246.6278.7917.0780985
HDB-VVP 200-600-O-TPDFPDFPDF600480604815 to 12003222220.046074070.0148.8263.9978.7917.07127.5
HDB-VVP 315-630-O-TPDFPDFPDF6305046350.410 to 13152233330.176077780.0248.8246.6278.7917.0785585
HDB-VVP 225-675-O-TPDFPDFPDF67554067.55415 to 12253250000.066083330.0148.8263.9978.7917.07931127.5
HDB-VVP 350-700-O-TPDFPDFPDF700560705610 to 13502259260.26086420.0348.8246.6278.7917.0785585
HDB-VVP 360-720-O-TPDFPDFPDF7205767257.610 to 13602266660.246088880.0348.8246.6278.7917.0787285
HDB-VVP 180-720-O-TPDFPDFPDF7205767257.620 to 11804266670.036088890.0148.8281.3678.7917.071610
HDB-VVP 375-750-O-TPDFPDFPDF750600756010 to 13752277780.266092590.0448.8246.6278.7917.0790185
HDB-VVP 250-750-O-TPDFPDFPDF750600756015 to 12503277780.086092590.0148.8263.9978.7917.07127.5
HDB-VVP 200-800-O-TPDFPDFPDF800640806420 to 12004296300.046098770.0148.8281.3678.7917.071610
HDB-VVP 400-800-O-TPDFPDFPDF800640806410 to 14002296300.36098770.0448.8246.6278.7917.0790185
HDB-VVP 270-810-O-TPDFPDFPDF8106488164.815 to 12703300000.116010000.50.0148.8263.9978.7917.07127.5
HDB-VVP 300-900-O-TPDFPDFPDF900720907215 to 13003333330.1360111110.0248.8263.9978.7917.071169127.5
HDB-VVP 180-900-O-TPDFPDFPDF900720907225 to 11805333330.0360111110.0148.8298.7378.7917.0720
HDB-VVP 225-900-O-TPDFPDFPDF900720907220 to 12254333330.0660111110.0148.8281.3678.7917.071610
HDB-VVP 315-945-O-TPDFPDFPDF94575694.575.615 to 13153350000.1760116670.0248.8263.9978.7917.071238127.5
HDB-VVP 200-1000-O-TPDFPDFPDF10008001008025 to 12005370370.0460123460.0148.8298.7378.7917.0720
HDB-VVP 250-1000-O-TPDFPDFPDF10008001008020 to 12504370370.0860123460.0148.8281.3678.7917.0714351610
HDB-VVP 500-1000-O-TPDFPDFPDF10008001008010 to 15001370370.5660123460.0755.3255.7878.8920.1597910
HDB-VVP 350-1050-O-TPDFPDFPDF10508401058415 to 13503388890.260129630.0348.8263.9978.7917.071238127.5
HDB-VVP 360-1080-O-TPDFPDFPDF108086410886.415 to 13603400000.2460133330.0348.8263.9978.7917.071307127.5
HDB-VVP 270-1080-O-TPDFPDFPDF108086410886.420 to 12704400000.1160133340.0148.8281.3678.7917.071610
HDB-VVP 225-1125-O-TPDFPDFPDF1125900112.59025 to 12255416670.0660138890.0148.8298.7378.7917.0720
HDB-VVP 375-1125-O-TPDFPDFPDF1125900112.59015 to 13753416670.2660138890.0448.8263.9978.7917.071619127.5
HDB-VVP 400-1200-O-TPDFPDFPDF12009601209615 to 14003444440.360148150.0448.8263.9978.7917.071307127.5
HDB-VVP 600-1200-O-TPDFPDFPDF12009601209610 to 16002444440.9460148150.1255.3255.7878.8920.15108810
HDB-VVP 300-1200-O-TPDFPDFPDF12009601209620 to 13004444440.1360148150.0248.8281.3678.7917.071610
HDB-VVP 250-1250-O-TPDFPDFPDF1250100012510025 to 12505462960.0860154320.0148.8298.7378.7917.0720
HDB-VVP 315-1260-O-TPDFPDFPDF12601008126100.820 to 13154466670.1760155560.0248.8281.3678.7917.071610
HDB-VVP 270-1350-O-TPDFPDFPDF1350108013510825 to 12705500000.1160133340.0148.8298.7378.7917.0720
HDB-VVP 350-1400-O-TPDFPDFPDF1400112014011220 to 13504518520.260172840.0348.8281.3678.7917.0717111610
HDB-VVP 360-1440-O-TPDFPDFPDF14401152144115.220 to 13604533320.2460177760.0348.8281.3678.7917.0717441610
HDB-VVP 500-1500-O-TPDFPDFPDF1500120015012015 to 15003555560.5660185190.0755.3277.7878.8920.151437157.5
HDB-VVP 375-1500-O-TPDFPDFPDF1500120015012020 to 13754555560.2660185190.0448.8281.3678.7917.0717111610
HDB-VVP 300-1500-O-TPDFPDFPDF1500120015012025 to 13005555560.1360185190.0248.8298.7378.7917.0720
HDB-VVP 315-1575-O-TPDFPDFPDF15751260157.512625 to 13155583330.1760194440.0248.8298.7378.7917.0720
HDB-VVP 400-1600-O-TPDFPDFPDF1600128016012820 to 14004592590.360197530.0448.8281.3678.7917.0717111610
HDB-VVP 350-1750-O-TPDFPDFPDF1750140017514025 to 13505648150.260216050.0348.8298.7378.7917.0719992012.5
HDB-VVP 360-1800-O-TPDFPDFPDF1800144018014425 to 13605666650.2460222200.0348.8298.7378.7917.07218020
HDB-VVP 600-1800-O-TPDFPDFPDF1800144018014415 to 16003666670.9460222220.1255.3277.7878.8920.151597157.5
HDB-VVP 375-1875-O-TPDFPDFPDF18751500187.515025 to 13755694440.2660231480.0448.8298.7378.7917.0721142012.5
HDB-VVP 500-2000-O-TPDFPDFPDF2000160020016020 to 15004740740.5660246910.0755.3299.7878.8920.15197420
HDB-VVP 400-2000-O-TPDFPDFPDF2000160020016025 to 14005740740.360246910.0448.8298.7378.7917.0721142012.5
HDB-VVP 600-2400-O-TPDFPDFPDF2400192024019220 to 16004888890.9460296300.1255.3299.7878.8920.15235020
HDB-VVP 500-2500-O-TPDFPDFPDF2500200025020025 to 15005925930.5660308640.0755.32121.7878.8920.15259025
HDB-VVP 600-3000-O-TPDFPDFPDF3000240030024025 to 160051111110.9460370370.1255.32121.7878.8920.15227525
Note: For Propane gas, turndown is 60% of stated natural gas turndown.