How often should air be tested in a confined space?

To completely assess intoxicants or dangers, according to OSHA's standards, testing of the confined spaces should be performed at 4-foot intervals.

What types of ventilation can be used in confined spaces?

Forced or exhaust ventilation is suitable for confined spaces. Forced ventilation uses forced & fresh air to ventilate a confined space by displacing and diluting air, whereas exhaust ventilation uses exhaust to continuously remove contaminants at the source point.

How many air changes are required in a confined space?

According to the AIHA (American Industrial Hygiene Association), one air change every 3 minutes or 20 complete air changes per hour for a confined space is an acceptable practice. Ventilation of the confined space also depends on the product or material being ventilated from the area.

Are blowers better than fans?

Fans are electrical devices, while blowers are mechanical devices.Fans consume less electricity. Blowers relatively intake more power.Fans offer medium airflow depending on the capacity, whereas the blowers deliver better airflow than the fans.

Electric Confined Space Fans And Blowers

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Electric confined space fans and blowers circulate a continuous supply of fresh air and push out fumes. Raptor Supplies offers a huge array of confined space blowers / fans / ventilators and jet fans... Read More

AIR SYSTEMS INTERNATIONAL -

Confined Space Fans
Air Systems International air movers are ideal for use in confined spaces and feature heavy-duty design to provide ventilation in manholes, underground vaults, hazardous locations. These explosion-proof axial fans have polyethene construction to offer free airflow up to 2483 CFM and are provided with a 10 ft cord and 25 ft conductive duct (on selected models), offering portability. Choose from a range of these OSHA compliant confined space fans, available in red, black and orange colours.

Style	Model	Color	Duct Length	Size	Type	Voltage	Price (inc. GST)
A	CVF-15AC50	-	-	8"	-	220V AC	A$ 666.21
A	CVF-25AC50	-	25 ft.	8"	-	220V AC	A$ 740.24
A	CVF-6AC50	-	6 ft.	8"	-	220V AC	A$ 619.11	RFQ
A	CVF-8AC50G	-	-	-	-	-	-	RFQ
A	CVF121550	-	-	-	-	-	A$ 995.95	RFQ
A	CVF122550	-	-	12"	-	220V AC	A$ 1063.25	RFQ
A	CVF15DCNBP	-	15 ft.	-	-	12V DC	A$ 740.24
A	CVF25DCNBP	-	25 ft.	-	-	12V DC	A$ 800.80
A	CVF-6X220	Black	6 ft.	-	Axial Explosion Proof	115V AC	A$ 2759.06	RFQ
A	CVF-8DCSB	Red	-	-	Axial	12V DC	-	RFQ

AIR SYSTEMS INTERNATIONAL -

12 Inch Axial Canister Fans

Style	Model	Price (inc. GST)
A	CVF12CAN15	A$ 995.95
B	CVF12CAN25	A$ 1056.52

AIR SYSTEMS INTERNATIONAL -

12 Inch Axial Fans

Style	Model	Max. Flow In Free Air	Voltage	Price (inc. GST)
A	CVF-12AC50	1956 CFM	230V AC	A$ 625.84
B	CVF-12AC	2348 CFM	115V AC	A$ 625.84

AIR SYSTEMS INTERNATIONAL -

12 Inch Explosion Proof Axial Canister Fans

Style	Model	Cord Length	Duct Length	Voltage	Price (inc. GST)
A	CVF12X1522	10m	15 ft.	220 to 230V AC	A$ 4266.45	RFQ
A	CVF12X2522	10m	25 ft.	220 to 230V AC	A$ 4360.66	RFQ
A	CVF12EXP15	25 ft.	15 ft.	115V AC	A$ 4266.45	RFQ
A	CVF12EXP25	25 ft.	25 ft.	115V AC	A$ 4360.66	RFQ

AIR SYSTEMS INTERNATIONAL -

12 Inch Explosion Proof Axial Fans

Style	Model	Cord Length	Max. Flow In Free Air	Voltage	Price (inc. GST)
A	CVF-12EX22	10m	2069 CFM	220 to 230V AC	A$ 3761.74
A	CVF-12EXP	25 ft.	2483 CFM	115V AC	A$ 3761.74

AIR SYSTEMS INTERNATIONAL -

8 Inch Axial Canister Fans

Style	Model	Amps	Duct Length	Hp	Voltage	Price (inc. GST)
A	CVF-6ACAN	-	6 ft.	-	115V AC	A$ 538.35
A	CVF-6DCAN	-	-	-	-	A$ 706.59	RFQ
B	CVF-15ACAN	4A	-	1/3 hp	115V AC	A$ 578.73
C	CVF-25ACAN	4A	25 ft.	1/3 hp	115V AC	A$ 632.56
D	CVF-15DCAN	19A	-	1/4 hp	12V DC	A$ 726.78
D	CVF-25DCAN	19A	25 ft.	1/4 hp	12V DC	A$ 767.15

AIR SYSTEMS INTERNATIONAL -

8 Inch Axial Canister Fans, Steel

Style	Model	Amps	Color	Duct Length	Hp	Max. Flow In Free Air	Type	Voltage	Price (inc. GST)
A	SVF-15ACAN	3.6A	Orange, Yellow	15 ft.	1/3 hp	870 CFM	AC Canister Fan	115V AC	A$ 1069.98
B	SVF-25ACAN	3.6A	Orange, Yellow	25 ft.	1/3 hp	858 CFM	AC Canister Fan	115V AC	A$ 1144.00
A	SVF-25DCAN	18A	Orange	25 ft.	1/6 hp	796 CFM	DC Canister Fan	12V DC	A$ 1265.13
A	SVF-15DCAN	18A	Orange	15 ft.	1/6 hp	-	DC Canister Fan	12V DC	A$ 1204.56
A	SVF-6ACAN	18A	Orange	6 ft.	1/6 hp	-	AC Canister Fan	12V AC	A$ 1043.06
A	SVF-6DCAN	18A	Orange	6 ft.	1/6 hp	-	DC Canister Fan	12V DC	A$ 1123.81

AIR SYSTEMS INTERNATIONAL -

8 Inch Axial Fans

Style	Model	Amps	Color	Hp	Max. Flow In Free Air	Voltage	Price (inc. GST)
A	CVF-8AC50	3A	Orange	1/3 hp	830 CFM	230V AC	A$ 471.06
B	CVF-8AC	4A	Red	1/3 hp	974 CFM	115V AC	A$ 376.85
C	CVF-8DC	19A	Red	1/4 hp	974 CFM	12V DC	A$ 531.62

AIR SYSTEMS INTERNATIONAL -

Ventilation Kits
Air Systems International Saddle Vent ventilation systems function as a fresh air conduit to workers in confined spaces by eliminating the need for removing air ducts each time a worker needs to enter or exit. Each kit includes an air duct installed on the bottom of the Saddle Vent to supply fresh air to workers and remove harmful gases. These units come with a 90 degree elbow that permits rotation of the intake duct to the desired position.
We additionally offer vinyl constructed duct hoses having a retractable, wire-reinforced design with adjustable belt straps on both hose ends. They can handle a maximum temperature rating of 180 degrees Fahrenheit.

Style	Model	Color	Item	Length	Voltage	Price (inc. GST)
A	CVFCUP15	-	Conductive Ventilation Kit	15 ft.	115V AC	A$ 592.19
B	CVF8A15K50	-	Conductive Ventilation Kit	15 ft.	230V AC	A$ 1087.06	RFQ
C	SV-CUP25	-	Ventilation Kit	6 ft., 25 ft.	-	A$ 895.01
D	SV-CUP	Orange	Ventilation Kit	6 ft., 15 ft.	-	A$ 841.18
A	CVFCUP25	Red	Ventilation Kit	-	115V AC	A$ 639.29

AIR SYSTEMS INTERNATIONAL -

8 Inch Centrifugal Blowers, Hazardous Location

Style	Model	Hp	Max. Flow In Free Air	Power Source	Voltage	Price (inc. GST)
A	SVB-E8X250	3/4 hp	-	-	230V AC	A$ 6049.74
A	SVB-E8EXP	3/4 hp	1570 CFM	Electric	115V AC	A$ 3896.33
B	SVB-A8	4 hp	3000 CFM	Air Driven	-	A$ 4838.45

AIR SYSTEMS INTERNATIONAL -

8 Inch Centrifugal Blowers, Non-Hazardous Location

Style	Model	Amps	Fuel Type	Height	Hp	Length	Max. Flow In Free Air	Power Source	Voltage	Price (inc. GST)
A	SVB-E850G	-	-	-	-	-	-	-	-	-	RFQ
A	SVB-G8	-	Gasoline	-	-	-	3000 CFM	Gasoline	-	A$ 2012.09
A	SVB-E850	-	-	-	3/4 hp	-	-	-	230V AC	A$ 3088.80	RFQ
A	SVB-G8-H	-	Gasoline	-	4 hp	-	-	-	-	A$ 2685.04
A	SVB-E8EC	7.9A	-	18"	1/2 hp	17"	1390 CFM	Electric	115V AC	A$ 1473.74
B	SVB-E8	10.8A	Electric	-	3/4 hp	-	-	Electric	115V AC	A$ 2012.09
A	SVB-E8-2	11.5A	-	19"	3/4 hp	23"	1100/ 1570 CFM	Electric	115V AC	A$ 2954.21

AIR SYSTEMS INTERNATIONAL -

8 Inch Conductive Saddle Vent Ventilation Kits

Style	Model	Cord Length	Voltage	Price (inc. GST)
A	CVFX25K220	10 ft.	220V AC	A$ 3701.18
A	CVFX15K220	10 ft.	220V AC	A$ 3566.59
A	CVFEX25KIT	25 ft.	115V AC	A$ 3701.18
B	CVFEX15KIT	25 ft.	115V AC	A$ 3566.59

AIR SYSTEMS INTERNATIONAL -

8 Inch Explosion Proof Axial Canister Fans

Style	Model	Cord Length	Duct Length	Voltage	Price (inc. GST)
A	CVF-15X220	10m	15 ft.	230V AC	A$ 2826.35
A	CVF-25X220	10m	25 ft.	230V AC	A$ 3028.24
A	CVF15CANEX	25 ft.	15 ft.	115V AC	A$ 3223.39
A	CVF25CANEX	25 ft.	25 ft.	115V AC	A$ 3357.98
A	CVF6CANEX	25 ft.	6 ft.	115V AC	A$ 3088.80

AIR SYSTEMS INTERNATIONAL -

8 Inch Explosion Proof Axial Fans

Style	Model	Amps	Max. Flow In Free Air	Voltage	Price (inc. GST)
A	CVF-8X220	3A	823 CFM	220V AC	A$ 2415.86
B	CVF-8EXP	4A	987 CFM	115V AC	A$ 2415.86

AIR SYSTEMS INTERNATIONAL -

8 Inch Saddle Vent Kits, Non-Hazardous Location

Style	Model	Amps	Hp	Max. Flow In Free Air	Price (inc. GST)
A	SVB-G8CUP	-	4 hp	3000 CFM	A$ 2819.62
A	SVB-G8HCUP	-	-	-	A$ 3896.33
A	SVB-E8CUP	7A	1/2 hp	1390 CFM	A$ 2281.27
A	SVB-E8SCUP	11A	3/4 hp	1570 CFM	A$ 2819.62
A	SVB-E82CUP	11A	1/3 hp, 3/4 hp	1100/ 1570 CFM	A$ 3761.74

AIR SYSTEMS INTERNATIONAL -

8 Inch Saddle Vent Ventilation Kits

Style	Model	Amps	Duct Length	Hp	Includes	Type	Voltage	Price (inc. GST)
A	CVF8A25K50	-	25 ft.	-	Saddle Vent, Accessories	Can Fan	220V AC	A$ 1101.55	RFQ
A	CVF8A15KIT	4A	6 ft., 15 ft.	1/3 hp	Fan, Duct with Canister, Saddle Vent, 90° Elbow, and Universal Mount	Axial	115V AC	A$ 975.76
A	CVF8A25KIT	4A	6 ft., 25 ft.	1/3 hp	Fan, Duct with Canister, Saddle Vent, 90° Elbow, and Universal Mount	Axial	115V AC	A$ 1056.52
A	CVF8D15KIT	19A	-	1/4 hp	Fan, Duct with Canister, Saddle Vent, 90° Elbow, and Universal Mount	Axial	12V DC	A$ 1211.29
A	CVF8D25KIT	19A	-	1/4 hp	Fan, Duct with Canister, Saddle Vent, 90° Elbow, and Universal Mount	Axial	12V DC	A$ 1265.13

AIR SYSTEMS INTERNATIONAL -

Conductive Ventilation Kits

Style	Model	Price (inc. GST)
A	CVFCUPCN15	A$ 1177.65
A	CVFCUPCN25	A$ 1278.59
A	SVCUPCND25	A$ 1204.56	RFQ

AIR SYSTEMS INTERNATIONAL -

Confined Space Blowers
Air Systems International confined space blowers are designed for continuous ventilation in restricted spaces without the fear of sparking. They feature powder-coated steel frames with aluminium non-sparking wheels and are ideal for use in non-hazardous working environments. These CE registered and CSA approved blowers have moulded safety guards and an 8 inch flange to provide superior manoeuvrability for intake and exhaust. They further integrate a thermal overload protector to avoid short-circuit and over-heating. Choose from a wide range of these blowers, available in 12, 21 and 24 inch width variants.

Style	Model	Price (inc. GST)
A	SVBE6AL115	A$ 12311.20
A	SVBE6AL440	A$ 10862.82	RFQ

AIR SYSTEMS INTERNATIONAL -

Confined Space Fan Kits
Air Systems International confined space fan kits are designed to circulate air and remove fumes trapped inside small spaces. They are ideal for boilers, manhole entries, electrical transformer repair, tank cleaning and underground vaults. These fan kits feature a high-speed blower and long duct pipes to reach confined spaces. The blower face mounts are used to connect duct pipes to the mouth of the blower for preventing deliverying air in a specific direction. The 800 lumen Mini-Cube lamp provides portable lighting in dark spaces. Selected models are equipped with bi-directional blowers for inlet and outlet. Choose from a wide range of confined space fan kits, available in steel and plastic housing variants.

Style	Model	Price (inc. GST)
A	CVF12A15KT	A$ 1547.76	RFQ
A	CVF12A25KT	A$ 1716.00	RFQ

AIR SYSTEMS INTERNATIONAL -

Emergency Response Ventilation Kits

Style	Model	Price (inc. GST)
A	ERVK-25DC	A$ 2536.47	RFQ
A	ERVK-15DC	A$ 2456.75

AIR SYSTEMS INTERNATIONAL -

Saddle Vent Ventilation Kits

Style	Model	Voltage	Price (inc. GST)
A	SVF-8DCUP	12V DC	A$ 1695.81	RFQ
B	SVF-8ACUP	115V AC	A$ 1608.33

12 3

Electric Confined Space Fans And Blowers

Electric confined space fans and blowers circulate a continuous supply of fresh air or to push out fumes. Raptor Supplies offers a huge array of confined space blowers / fans / ventilators and jet fans from brands like Allegro, Rafman, Americ, Air Systems International and Ecko. Americ confined space blowers and air exhausters are designed for applications requiring larger amounts of air output; ideal for use in Class 1 hazardous locations like pump rooms. These intrinsically safe blowers are powered by 1.5 HP pneumatic motors capable of providing a max airflow of 2063 CFM. They are enclosed in a dual-wall shell for absorbing impact. Allegro explosion-proof, confined space axial blowers are used in closed spaces with negligible ventilation. These blowers feature powerful & energy-efficient motors capable of producing a maximum airflow of 1636 CFM at 3320 RPM. They are ideal for the removal of smoke and harmful fumes with both positive & negative ventilation and are equipped with an integrated handle for portability. Electric confined space fans and blowers also include manhole entry kits.

Working Mechanism

Select a confined or limited space that originally has toxic gases.
Generally, the tanks or any confined space is ventilated from the bottom and through an opening on the top.
Attach the vent ducts to the fans or blowers and position them on a firm footing having minimum vibrations.
Use a pull switch or simply power on to activate a ventilator.
Eliminate the concentration of the present toxic gas below the appropriate atmospheric exposure level.

Features

Americ confined space blowers and air exhausters:

They are ideal for nonexplosive environments with greater air exchange.
They feature up to 5-hp motors to provide a max speed of 3495 rpm.
These electric confined space fans and blowers have a built-in handle for enhanced portability.
They offer a max flow rate of 9968 cfm and are available in voltage ratings of 115, 230 and 440V.

Allegro explosion proof blower fan:

They are used in closed spaces with negligible ventilation
These blowers feature powerful & energy-efficient motors capable of producing a maximum airflow of 1636 CFM at 3320 RPM.
They are ideal to remove smoke and harmful fumes with both positive & negative ventilation and are equipped with an integrated handle for portability.
These electric confined space fans and blowers also include manhole entry kits.

Air Systems International Confined Space Fan Kits:

These explosion-proof axial fans have polyethylene construction for lightweight and corrosion resistance.
They provide a free airflow rate of up to 2483 CFM and come included with a 10 feet cord and 25 feet conductive duct (on selected models), allowing easy transit during operation.
These OSHA-compliant confined space fans are available in red, black and orange colours.

Allegro AC Plastic Blowers:

They feature polyethylene construction for UV and chemical resistance and a steel powder-coated grill for protection against high moisture air.
These blowers have flexible ducting that allows passing through tight spaces for maximising accessibility and can be stored inside the canister itself to prevent the chances of damage to the ducting during transportation.
Their canisters are equipped with handles for easy portability on the job site, allowing the worker to instantly connect the canister to the blower.
These blowers have a quick-connect clipping system that allows the worker to instantly connect the canister to the blower.
The brand's lay flat ducting can be used as a supplement to further extend the range of the blower for quick and easy operation.

Americ Confined Space Fans:

Americ confined space fans feature dual wall shell design for protecting internal mechanisms & airflow.
They allow easy stacking over to save space in storage & work areas and are equipped with built-in handles for easy transit.

Categories

Brands

Electric Confined Space Fans And Blowers

12 Inch Axial Canister Fans

12 Inch Axial Fans

12 Inch Explosion Proof Axial Canister Fans

12 Inch Explosion Proof Axial Fans

8 Inch Axial Canister Fans

8 Inch Axial Canister Fans, Steel

8 Inch Axial Fans

8 Inch Centrifugal Blowers, Hazardous Location

8 Inch Centrifugal Blowers, Non-Hazardous Location

8 Inch Conductive Saddle Vent Ventilation Kits

8 Inch Explosion Proof Axial Canister Fans

8 Inch Explosion Proof Axial Fans

8 Inch Saddle Vent Kits, Non-Hazardous Location

8 Inch Saddle Vent Ventilation Kits

Conductive Ventilation Kits

Emergency Response Ventilation Kits

Saddle Vent Ventilation Kits

Electric Confined Space Fans And Blowers

Working Mechanism

Features

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