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Negative Pressure Units (NPU)

Online Catalogue | Plant Equipment |  Negative Pressure Units (NPU)

Show First 12 Product(s) Show First 12 Product(s)
Available to hire to Asbestos Licence Holders Only
Manufactured 'in house' at Safety Industries, we have a range of Negative Pressure Unit's (NPU's) to hire/buy. There are 3 sizes available.

Our NPU's are PAS 60-2:2004 compliant.

New build NPU's are being produced to the new standard BS8520-2:2009

NPU Calculator

To ensure you select the correct NPU, please use our handy calculator below.

The calculator below is set up for 8 air changes per hour to give an insight into the possible new requirments when they are announced

Enter the height, length and depth of your room (in metres) and it will calculate what airlflow you need.





SI 800 NEG PRESSURE UNIT (BS8520-2:2009)

SI 800 NEG PRESSURE UNIT (BS8520-2:2009)

Ref: X000500

Price: 850.00 (1,020.00 Including VAT at 20%)


Power Consumption (110v running) : 420 watts / 3 Amps
Transformer Required Continuous Rating : 3kva
Weight : 19kg
Overall Dimensions : 450 x 450 x 375mm
Maximum Airflow with clean filter : 820m³ per hour - 480cfm
Pre filter size : 12 x 12 x 2"
Ducting Size : 6"
Supplied with 1 pre filter.

Please call the Sales Team for available stock.



HEPA FILTER 380 x 380 x 292 (1500/2300)

HEPA FILTER 380 x 380 x 292 (1500/2300)

Ref: B625416

Price: 289.52 (347.42 Including VAT at 20%)

Quantity:


NPU 500/800 ROVING FILTER ASSEMBLY

NPU 500/800 ROVING FILTER ASSEMBLY

Ref: X050005

Price: 159.00 (190.80 Including VAT at 20%)

Quantity:

Suitable for NPU 500/800 NPU's

8" Opening



SI 2300 NEG PRESSURE UNIT (BS8520-2:2009)

SI 2300 NEG PRESSURE UNIT (BS8520-2:2009)

Ref: X001500

Price: 1,295.00 (1,554.00 Including VAT at 20%)


Power Consumption (110v running) : 1000 watts / 14 Amps
Transformer Required Continuous Rating : 3kva
Weight : 42kg
Overall Dimensions (Incl. Spigot & Castors) : 560 x 490 x 850mm
Maximum Airflow with clean filter : 2300cu metre per hour - 1350cfm
Pre filter size : 15 x 15 x 4 "
Ducting Size : 12 "
Supplied with 1 pre filter.

Please call the Sales Team for available stock.



NPU 1500/2300 ROVING FILTER ASSEMBLY

NPU 1500/2300 ROVING FILTER ASSEMBLY

Ref: X150005

Price: 189.00 (226.80 Including VAT at 20%)

Quantity:

Suitable for NPU 1500/2300 NPU's

12" Opening



SI 5000 NEG PRESSURE UNIT (BS8520-2:2009)

SI 5000 NEG PRESSURE UNIT (BS8520-2:2009)

Ref: X004001

Price: 1,795.00 (2,154.00 Including VAT at 20%)


Power Consumption (110v running) : 1000 watts x 2/ 14 Amps each
Transformer Required Continuous Rating : 3kva x 2
Weight : 64kg
Overall Dimensions (Incl. Spigot & Castors) : 810 x 700 x 960mm
Maximum Airflow with clean filter : 5200cu metre per hour - 3000cfm
Pre filter size : 24 x 24 x 4 "
Ducting Size : 16"
Supplied with 1 pre filter.

Please call the Sales Team for available stock.



NPU 4000/5000 ROVING FILTER ASSEMBLY

NPU 4000/5000 ROVING FILTER ASSEMBLY

Ref: X400005

Price: 219.00 (262.80 Including VAT at 20%)

Quantity:

Suitable for NPU 4000/5000 NPU's

16" Opening



NPU GAUGE PLAIN

NPU GAUGE PLAIN

Ref: X600012

Price: 70.00 (84.00 Including VAT at 20%)

Quantity:



Plain NPU Gauge

Requires 64mm hole



HEPA FILTERS

HEPA FILTER 305 x 305 x 117 (500/800)

HEPA FILTER 305 x 305 x 117 (500/800)

Ref: B625405

Price: 112.50 (135.00 Including VAT at 20%)

Quantity:



HEPA FILTER 380 x 380 x 292 (1500/2300)

HEPA FILTER 380 x 380 x 292 (1500/2300)

Ref: B625415

Price: 274.50 (329.40 Including VAT at 20%)

Quantity:



HEPA FILTER 610 x 610 x 292 (4000/5000)

HEPA FILTER 610 x 610 x 292 (4000/5000)

Ref: B625440

Price: 357.89 (429.47 Including VAT at 20%)

Quantity:



PRE FILTERS

PLEATED PANEL 12

PLEATED PANEL 12" x 12" x 2" Nom.(500/800/CAB)

Ref: B637120

Price: 3.95 (4.74 Including VAT at 20%)

Quantity:

Prefilter to fit a 800 NPU and SI Cab Vent



PLEATED PANEL 15

PLEATED PANEL 15" x 15" x 4" Nom.(1500/2300)

Ref: B637241

Price: 7.00 (8.40 Including VAT at 20%)

Quantity:



PLEATED PANEL 24

PLEATED PANEL 24" x 24" x 4" (SI 4000 /5000)

Ref: B637244

Price: 9.50 (11.40 Including VAT at 20%)

Quantity:



FOIL DUCTING

FOIL DUCTING  6

FOIL DUCTING 6" x 10m (500/800 Exhaust)

Ref: B635006

Price: 19.85 (23.82 Including VAT at 20%)

Quantity:



FOIL DUCTING  8

FOIL DUCTING 8" x 10m (500/800 Roving)

Ref: B635008

Price: 27.95 (33.54 Including VAT at 20%)

Quantity:



FOIL DUCTING  12

FOIL DUCTING 12" x 10m (1500/2300 Exhaust)

Ref: B635012

Price: 32.80 (39.36 Including VAT at 20%)

Quantity:



FOIL DUCTING 16

FOIL DUCTING 16" x 10m (Exhaust 4000/5000)

Ref: B635016

Price: 47.80 (57.36 Including VAT at 20%)

Quantity:



GREY FLEX PVC

GREY FLEX DUCT 6

GREY FLEX DUCT 6" x 6m (500 Exhaust)

Ref: B636006

Price: 26.50 (31.80 Including VAT at 20%)

Quantity:



GREY FLEX DUCT 8

GREY FLEX DUCT 8" x 6m (800 Roving)

Ref: B636008

Price: 32.75 (39.30 Including VAT at 20%)

Quantity:



GREY FLEX DUCT 12

GREY FLEX DUCT 12" x 6m (2300 Exhaust)

Ref: B636012

Price: 57.80 (69.36 Including VAT at 20%)

Quantity:



GREY FLEX DUCT 16

GREY FLEX DUCT 16" x 6m (5000 Exhaust)

Ref: B636016

Price: 67.00 (80.40 Including VAT at 20%)

Quantity:



LAY FLAT TUBE DUCT

LAY FLAT TUBE (9.5

LAY FLAT TUBE (9.5" LF ) 6" DIA (500)

Ref: P300006

Price: 39.00 (46.80 Including VAT at 20%)

Quantity:

Clear Polythene Exhaust tubing
To be used as an exhaust for a 500/800 NPU

6" Diameter
9.5" when laid flat
450 guage
50 meters approx



LAY FLAT TUBE (18.9

LAY FLAT TUBE (18.9"LF ) 12" DIA (1500)

Ref: P300012

Price: 45.00 (54.00 Including VAT at 20%)

Quantity:

Clear Polythene Exhaust tubing
To be used as an exhaust for a 1500/2300 NPU

12" Diameter
18.9" when laid flat
450 guage
25 meters approx



LAY FLAT TUBE (25.2

LAY FLAT TUBE (25.2"LF ) 16"DIA (4000)

Ref: P300016

Price: 55.00 (66.00 Including VAT at 20%)

Quantity:

Clear Polythene Exhaust tubing
To be used as an exhaust for a 4000/5000 NPU

16" Diameter
25.2" when laid flat
450 guage
19 meters approx



Show First 12 Product(s)

Online Catalogue | Plant Equipment |  Negative Pressure Units (NPU)

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