1690D Heater

Model 1690D, when coupled with the 1325D Axial Ventilator, provides fresh, warm air for all your confined space needs. This unit is propane fired and electrically powered. This requires the model 1325D Ventilator to operate. A Remote Thermostat Control (Model 1625) is also available. This model is available in both North American and European voltages.

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In-line Heater, aluminum housing, 70,000 BTU, 120 volt/propane – requires blower model 1325D, 10′ LPG hose included

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Use with your existing blower.

Available in European Voltage (50Hz)

Requires Propane

Power120 VAC, 1 amp
CertificationsCSA, CEESI
Dimensions13.5" W x 18.5" L x 15.25" H
Weight30 lbs.
Certified Air Flow(Coupled with 1325D)
Free Air639 cfm
with one 90° bend532 cfm
with two 90° bends498 cfm
Propane Usage2.25 lbs./hr
IncludedLPG 10' hose
1690D Manual

1690D Specifications

1690D Manual (French)

1690D CSA Certified

Heater Accessories
Image of the Hose Assembly: 1/4" x 20'

20′ Hose Assembly: 109191-001

Hose assembly 1/4” x 20’ with 9/16” threaded fittings

Image of the Hose Assembly: 1/4" x 10'

10′ Hose Assembly: 107607-001

Hose assembly 1/4” x 10’ with 9/16” threaded fittings

Image of the Thermostat Assembly

Thermostat Assembly: 1625

Thermostat assembly for heater with 6’ cord

Image of the Full flow regulator assembly with hose

Regulator Assembly and Hose: 1590-FB-20

Regulator assembly - LPG, with full flow POL (reg. preset to 10 PSI), with 20’ hose

Image of the Regulator Assembly - Full Flow PSI

Regulator Assembly with Full Flow POL: 1590-FB

Regulator assembly - LPG, with full flow POL (reg. preset to 10 PSI)

Image of the Regulator Assembly - Excess Flow PSI

Regulator Filter Assembly with Excess Flow POL: 1590-F

Filter/Regulator/Gauge, is a compact unit that fits into the LP gas line behind the tank valve to filter out impurities and regulate the bottle pressure to a safe working pressure. The POL Excess Flow Valve will shut down fuel flow to down-stream equipment in the event of a regulator fire or ruptured hose. Hose lengths are available from 6’ (1.82 m) to 25’ (7.62 m).

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