IMPA 33.5853 No Fire Loop Is To Be Isolated Without The Knowledge Of The Watch Officer Sign

Description and Specification

Model Code:
Standards: M001 (ISO) 335853 (IMPA)
Variant:
Size:
Material:

Which Size?

150mm x 150mm
Square

Which Material?

£ Excl. VAT
£ Inc. VAT

Bulk pricing for selection options
1	2+	5+	10+	20+
0.00	0.00	0.00	0.00	0.00

Bulk prices shown **EXCLUDE VAT** and any **chosen options** and are for base product only. Please see table below options for overall bulk pricing.
Code	Size	Material	1	2 - 4	5 - 9	10 - 19	20+
33.5853-26-SAV	150mm x 150mm	Self Adhesive Vinyl Sticker	1.99 (inc VAT 2.39)	1.89 (inc VAT 2.27)	1.79 (inc VAT 2.15)	1.69 (inc VAT 2.03)	1.63 (inc VAT 1.96)
33.5853-26-RP	150mm x 150mm	1mm Rigid	3.15 (inc VAT 3.78)	2.99 (inc VAT 3.59)	2.84 (inc VAT 3.41)	2.68 (inc VAT 3.22)	2.58 (inc VAT 3.10)
33.5853-26-PLSA	150mm x 150mm	Self Adhesive Photoluminescent	3.46 (inc VAT 4.15)	3.29 (inc VAT 3.95)	3.11 (inc VAT 3.73)	2.94 (inc VAT 3.53)	2.84 (inc VAT 3.41)
33.5853-26-PL	150mm x 150mm	Rigid Photoluminescent	4.38 (inc VAT 5.26)	4.16 (inc VAT 4.99)	3.94 (inc VAT 4.73)	3.72 (inc VAT 4.46)	3.59 (inc VAT 4.31)

XS - Bulk prices shown EXCLUDE any chosen options and are for base product only. Please see table below options for overall bulk pricing.
Size / Material	1	2+	5+	10+	20+
150mm x 150mm Self Adhesive Vinyl Sticker	1.99 (inc VAT 2.39)	1.89 (inc VAT 2.27)	1.79 (inc VAT 2.15)	1.69 (inc VAT 2.03)	1.63 (inc VAT 1.96)
150mm x 150mm 1mm Rigid	3.15 (inc VAT 3.78)	2.99 (inc VAT 3.59)	2.84 (inc VAT 3.41)	2.68 (inc VAT 3.22)	2.58 (inc VAT 3.10)
150mm x 150mm Self Adhesive Photoluminescent	3.46 (inc VAT 4.15)	3.29 (inc VAT 3.95)	3.11 (inc VAT 3.73)	2.94 (inc VAT 3.53)	2.84 (inc VAT 3.41)
150mm x 150mm Rigid Photoluminescent	4.38 (inc VAT 5.26)	4.16 (inc VAT 4.99)	3.94 (inc VAT 4.73)	3.72 (inc VAT 4.46)	3.59 (inc VAT 4.31)

The IMPA 33.5853 No Fire Loop Is To Be Isolated Without The Knowledge Of The Watch Officer Sign is designed to clearly instruct that fire detection or alarm loops must not be isolated without proper authorisation. It reinforces critical communication procedures to ensure fire safety systems remain fully operational.

This sign is commonly displayed in control rooms, engine rooms, electrical areas and fire system panels on ships and offshore installations. It alerts crew members and maintenance personnel that any isolation of fire systems must be approved and monitored by the watch officer.

The IMPA 33.5853 sign supports maritime fire safety by preventing unauthorised interference with fire detection systems. It helps ensure continuous protection, reduces the risk of undetected fire hazards and reinforces safe operational procedures onboard.