Suspended Warm Air Oil Fired Unit Heaters

Output range 52kW to 209 kW

Oil Fired Unit Heaters -These Flexiheat range of oil fired unit heaters are indirect oil fired suspended warm air unit heaters, which have been designed for use in factory or warehouse premises where floor space is at a premium,particularly in areas where supplies of other fuel sources , such as natural gas or LPG gas, may be undependable , interruptible or unavailable.oil fired unit heaters

The main advantages of these oil fired unit heaters is the space-saving suspended installation with efficiency, energy saving, comfort and reliability in a compact design that is specially designed for indoor areas that are tight for space. The units suspended from the ceiling – ensuring the entire area under the appliance can be used.

These warm air heaters can be used in either a free blowing or flexible ducting air distribution, working with a light oil burner. The stainless steel combustion chamber and heat exchanger are constructed in stainless steel AISI 430, either with high performance axial or centrifugal fans, electronic control and safety system.These oil unit heaters are robustly constructed ,manufactured by galvanized pre-coated steel panels fitted with radiant sheet insulation. The range of  5 models have been designed for : warehouse heating, greenhouses heating, factory heating ,workshop heating or basically any where you would like to use oil as your heating fuel, and keep the heater off the floor . A huge range of accessories is available for heater range.Another great benefit of this heater range , is that they can be flued horizontal , for a maximum of 3 metres , which often saves in the time and hassle factor , as opposed to flueing these oil fired unit heaters vertically through a roof.

The Flexiheat oil unit heaters can be supplied in axial fan free blowing format, to be installed directly into the space to be heated, or with centrifugal fan for ducted applications. Heaters are generally arranged for on/off operation.

Oil Fired Unit Heaters -Key Features

  • Indirect fired
  • Compact oil unit heater
  • 35 sec or 28 sec oil
  • Stainless Steel combustion chamber and heat exchanger
  • All units are high efficiency
  • Axial or centrifugal fan option
  • Choice of outputs: 52.2kW, 74kW, 100.8 kW,152.3kW and 208.8kW
  • The 52.2kw ,74kw and 100.8 kW models are 240Volt / 1 phase powered, with the 152.3kW and 208.8kW being a 3 phase /400Volt heater

The special stainless steel heat exchanger: The heart of the machine

Oil Unit Heater Heat Exchanger

With our patented highest efficiency heat exchanger, with air flow completely in counter current to the exhaust flow, made exclusively in 18% chromium stainless steel, which guarantees total protection against corrosion, both from humidity and combustion by-products.

The heat exchanger is made up of:

– Combustion chamber, cylindrical flame inversion model, perfectly cooled at every point, with outlet to oil-fired burner and visual control of flame

– Exchange elements, inclined upwards, with flat tubular section exhaust flues and with swirl impressions for maximum thermal efficiency.

– Exhaust manifold with wide inspection door for easy cleaning of the exchanger and chimney inlet.

These oil unit heaters are available with various different option, below in the left hand picture you can see the horizontal unit , fitted with a two way air plenum with clear warm air distribution duct attached, and in the right hand picture , you can see the vertical oil unit heater option, again fitted with a clear warm air duct, these heaters a very popular choice for industrial and commercial greenhouse heating applications

oil unit heaters - greenhouse heaters

Oil Unit Heaters – Fitted with clear warm air ducts ,a perfect solution for greenhouse heating

This Unit Heater Range is certified in accordance with :

Gas Directive 90/396/CEE

Low Tension Directive 72/23/CEE

Machine Directive 89/392/CEE

Electromagnetic Compatibility Directive 89/336/CEE

Free blowing models are fitted with axial fan sets and discharge warmed air directly into the heated space via adjustable louvered horizontal grilles. Centrifugal fan models are fitted with a centrifugal fan close-coupled directly to the heater casing.The burner , along with the fan and high limit stat, are externally mounted, giving good and easy access to them when servicing the unit.The stainless steel combustion chamber and heat exchanger , which are guaranteed for 10 years gives you a reliable and long life heater.

The range has been designed for use in factory or warehouse premises where oil fired heating is a requirement and floor space is at a premium.

oil fired unit heaters

Oil Fired Unit Heater – Suspended from chains

Should you require anymore assistance or information on our oil fired unit heaters, please don’t hesitate to contact our sales team on 01202 822221 or click here for our email contact form, please note we can also supply these heaters with either natural gas or a propane gas burner if so required.