Master Header Logo
 

Products

Master Brand Header 1
Master BV 77 – indirect oil fired air heaters
Master BV 77 – indirect oil fired air heaters

BV 77-110-170-290 – indirect oil fired air heaters

Indirect oil fired air heaters – high pressure

Master indirect oil heaters are highly efficient and generate 100% clean, dry and fume-free warm air. They are ideal for places with limited ventilation like shops, event tents, food preparation areas or exhibition halls. They can be used with flex hoses to distribute the warm air.

Interested?
 

Key features

  • Clean hot air
  • Optional connection to a flexible tube
  • Flue gas exhaust
  • Heat exchanger
  • Overheat thermostat
  • Post-ventilation
  • Thermally protected motor
  • Three oil filters: oil pump filter, suction filter and inlet filter
  • External suction filter with transparent glass cup
  • Electronic flame control with photocell
  • Stainless steel combustion chamber
  • Oil tank with level indicator
  • Trolley included
  • High quality brand fuel pump
  • Fuel pump with access for easy maintenance
  • Snorkel – breather for non-drip fuel tank
  • Diagnostic LED

Product specifications

Heating power

21
kW
 

Heating power

71,700
Btu/h
 

Heating power

18,100
kcal/h
 

Air flow

1,550
m³/h
 

Fuel autonomy

19
h
 

Thermostat control

Analogue or digital
 

Fuel consumption

2
l/h
 

Power supply

220-240/1ph/50
V/Hz
 

Electric power

0.3
kW
 

Rated current

1.5
A
 

Protection

IP40
 

Tank capacity

36
l
 

Flue tube

120
Ømm
 

Flex tube

31
Øcm
 

Product size (l x w x h)

1130 x 380 x 660
mm
 

Box size (l x w x h)

1200 x 400 x 530
mm
 

Net/gross weight

33/37
kg
 

Pallet

8
pcs
 

Dual voltage

Available
 

Our tools

Recommendation icon2

Air flow heater calculator - Master

Use our calculator to get recommendations for the size of air flow heater you need for your room.

Warranty

Master 3-year limited warranty

Register your Master product here to take advantage of the benefits of the 3-year limited warranty.

Download app

Master Climate Solutions app

Use the Master Climate solutions app to calculate power and get recommended heating, cooling, drying or ventilation products for your work area.

Accessories and consumables

Master Analogue thermostat TH5 with cable 4150 109
Master Top Badge

Product code: 4150.109

Accessory for direct oil, indirect oil, AIR-BUS, BLP ET, B 18, B 30, RS 40, XL 9, XL 61, XL 91, DC 61, CF 75, EKO 18

Master Analogue thermostat TH5 with cable 4150 112
Master Top Badge

Product code: 4150.112

Accessory for direct oil, indirect oil, AIR-BUS, BLP ET, B 18, B 30, RS 40, XL 9, XL 61, XL 91, DC 61, CF 75, EKO 18

Master Digital thermostat THD with cable 4150 133
Master Top Badge

Product code: 4150.133

Accessory for direct oil, indirect oil, AIR-BUS, BLP ET, B 18, B 30, RS 40, XL 9, XL 61, XL 91, DC 61, CF 75, EKO 18

Master Digital thermostat THD with cable 4150 134
Master Top Badge

Product code: 4150.134

Accessory for direct oil, indirect oil, AIR-BUS, BLP ET, B 18, B 30, RS 40, XL 9, XL 61, XL 91, DC 61, CF 75, EKO 18

Master Fuel preheater 4033 049
Master Top Badge

Product code: 4033.049

Accessory for B 230, B 360, BV 110, BV 170, BV 290, BV 400, XL 9, XL 91

Master Fuel preheater 4100 827
Master Top Badge

Product code: 4100.827

Accessory for B 180, BV 77

Master Adapter ring 4034 929
Master Top Badge

Product code: 4034.929

Accessory for BV 77

Master Adapter ring 4034 890
Master Top Badge

Product code: 4034.890

Accessory for BV 110, BV 170, KS 35 T

Master Adapter ring 4034 895
Master Top Badge

Product code: 4034.895

Accessory for BV 290, KS 85 T

Master 2 way outlet panel 4034 898
Master Top Badge

Product code: 4034.898

Accessory for BV 110, BV 170

Master 2 way outlet panel 4034 911
Master Top Badge

Product code: 4034.911

Accessory for BV 290

Master Quick connector to flex pipes for separate tank 4034 880
Master Top Badge

Product code: 4034.880

Accessory for B 230, B 360, BV 110, BV 170, BV 290

Master Fuel scoop 4515 932
Master Top Badge

Product code: 4515.932

Accessory for B 230, B 360, BV 110, BV 170, BV 290, BV 471, BV 691, BV 400

Master Rain covers 4514 650
Master Top Badge

Product code: 4514.650

Accessory for BV 290

Master Rain covers 4514 651
Master Top Badge

Product code: 4514.651

Accessory for BV 110, BV 170

Master Rain covers 4514 652
Master Top Badge

Product code: 4514.652

Accessory for BV 77

Master Air inlet kit for recycling 4100 826
Master Top Badge

Product code: 4100.826

Accessory for BV 110, BV 170

Master Air inlet kit for recycling 4100 825
Master Top Badge

Product code: 4100.825

Accessory for BV 290

Master Stainless steel exhaust pipe 4013 260
Master Top Badge

Product code: 4013.260

Accessory for BV 77

Master Stainless steel exhaust pipe 4013 243
Master Top Badge

Product code: 4013.243

Accessory for BV 110, BV 170, BV 290, BV 400

Master Stainless steel exhaust elbow 4013 261
Master Top Badge

Product code: 4013.261

Accessory for BV 77

Master Stainless steel exhaust elbow 4013 247
Master Top Badge

Product code: 4013.247

Accessory for BV 110, BV 170, BV 290, BV 400

Master Stainless steel chimney pot 4013 262
Master Top Badge

Product code: 4013.262

Accessory for BV 77

Master Stainless steel chimney pot 4013 249
Master Top Badge

Product code: 4013.249

Accessory for BV 110, BV 170, BV 290, BV 400

Master PVC flex tubes 1 way outlet 4515 572
Master Top Badge

Product code: 4515.572

Accessory for BV 77-110-170-290, BV 400, BV 471, B 18 EPR

Master PVC flex tubes 2 way outlet 4515 553
Master Top Badge

Product code: 4515.553

Accessory for BV 77, BV 110, BV 170, BV 290, BV 400, B 30 EPR, BV 471

Master PVC flex tubes 1 way outlet 4515 558
Master Top Badge

Product code: 4515.558

Accessory for BV 110, BV 170, BV 691

Master PVC flex tubes 1 way outlet 4515 571
Master Top Badge

Product code: 4515.571

Accessory for BV 290, B 30 EPR, BV 400, BV 471

Master PVC flex tubes 1 way outlet 4031 401
Master Top Badge

Product code: 4031.401

Accessory for BV 290, BV 471

Master NYLON flex tubes with bag 4515 360
Master Top Badge

Product code: 4515.360

Accessory for B 18 EPR, EKO 18, HT 18, BV 400, BV 471

Master NYLON flex tubes with bag 4515 367
Master Top Badge

Product code: 4515.367

Accessory for BV 110, BV 170, BV 691

Master NYLON flex tubes with bag 4515 361
Master Top Badge

Product code: 4515.361

Accessory for B 30, BV 290, BV 400, BV 471

Master Consumables pack BV 77 4519 002
Master Top Badge

Product code: 4519.002

Consumable

Master Consumables pack BV 110 4519 003
Master Top Badge

Product code: 4519.003

Consumable

Master Consumables pack BV 170 4519 004
Master Top Badge

Product code: 4519.004

Consumable

Master Consumables pack BV 290 4519 005
Master Top Badge

Product code: 4519.005

Consumable

Where to Buy Icon

Looking to buy?

Get in touch and we will connect you with the right office or dealer.

Looking for Spares Icon

Looking for spares?

The direct route to spare parts for your equipment.

Looking for Servicing Icon

Looking for servicing?

Contact us for help in finding the right service professional near you.

Related products

Master BV 400 – indirect oil fired air heater
Master Top Badge

Indirect oil fired air heaters with 2 stage Master burner

Master indirect oil heaters with a separate burner generate a large volume of 100% clean, dry and warm air.

Master BV 471 – indirect oil fired air heaters
Master Top Badge

Indirect fuel fired air heaters with separate Riello burner

Indirect air flow heaters AIR-BUS have a wide heat exchanger in stainless steel pipes, separate Riello burner and air recycling kit.

Master B 180 – direct oil fired heater
Master Top Badge

Direct oil fired air heaters – high pressure

Direct oil heaters are highly efficient devices that provide large volumes of instant heat where it is required.

Featured insights

Insights Master BV construction site
Master Bottom Badge

Ensure that construction heaters are applied effectively and safely by following this helpful guide.

Photo of Monika Kokoreva
Monika Kokoreva 5 min read
Insights Master indirect v direct
Master Bottom Badge

Which heating solution is the right choice for your circumstances?

Photo of Grzegorz Kruk
Grzegorz Kruk 8 min read
Insights Master tent heaters
Master Bottom Badge

Heating marquees and tents is an exact science – the right products from Master can help you save en...

Photo of Agnieszka Dymarczyk
Agnieszka Dymarczyk 6 min read

Enquire about this product

Complete your details below and the right person from our expert team will get back to you.
For service and spare parts enquiries please include serial number and product type in the Message field.