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LVV40S Fire Plus Smoke Resistant Air Transfer Grille

LVV40S Fire Plus Smoke Resistant Air Transfer Grille

Lorient Polyproducts Ltd Third party certifications:
  • Certifire Certificate

    Certifire Certificate

    Certificate type

High performance wall mounted fire and smoke air transfer grille.

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+44 (0)1626 834252 www.lorientuk.com

Application

Suitable for doors of minimum 50 mm thickness.

Note: in applications where high levels of humidity or wetness are anticipated, it is recommended that a LVH44 product should be employed.

Description

Fire and smoke resistant air transfer grille provides a solution to the problem of containing both fire and smoke in emergency conditions yet allowing good air flow in everyday use. Using the same intumescent configuration as the LVV40 but incorporating an electro mechanically operated smoke shutter mechanism. Can provide up to 60 minutes fire and smoke resistance.


Features and benefits:

  • Contains cold smoke plus toxic gases remote from source of fire.
  • Simple installation.
  • Auto reset plus failsafe.
  • Safe low DC voltage.
  • Status reporting plus auto-cycling via Talkback Damper Control Monitor (DCM).
  • Optional audio warning facility.
  • Connects to fire panel plus/or building management system (BMS).
  • BMS alarm notification via Alarm Monitoring System (AMS).
  • Nominal 5 mA current open/ closed.
  • Max 200 mA in operation.
  • Allows bi-directional airflow.
  • Use with talkback damper control system. Optional Alarm Monitoring System (AMS) and battery backup. Optional cover grille.
  • Other non-standard sizes may be available - consult the manufacturer for details.
  • LVV40S must be in the vertical plane.
  • The upper edge of the grille shall be no higher than 3000 mm from floor level. The lower edge of the grille shall be no closer than 400 mm to floor level.
  • Each fire + smoke air transfer grille is manufactured to size. When ordering please ensure the aperture can accommodate the non-combustible housing and allow up to a 5 mm gap around the perimeter. Screwed and bedded in Lorient intumescent sealant.

General information

Color

Silver

Material

PVC

PVC slats with an intumescent core.

Shape

Square

Rectangle

Width

150 mm

175 mm

200 mm

225 mm

250 mm

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Height

150 mm

175 mm

200 mm

225 mm

250 mm

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Uniclass

Pr_30_59_94_32 Fire-resisting air transfer grilles with smoke shuttersPrimary

CAWS

U90/360 Air transfer grilles

U90/360 Air transfer grilles

Specification data - Fire-resisting air transfer grilles with smoke shutters Enhanced data

Standard

To BS 476-20 and 22:1987; To BS EN 1364-5:2017; To BS 476-31.1:1983.

Category

Intumescent with smoke shutter.

Size

150 x 150 mm.

175 x 175 mm.

200 x 200 mm.

225 x 225 mm.

250 x 250 mm.

275 x 275 mm.

300 x 300 mm.

325 x 325 mm.

350 x 350 mm.

375 x 375 mm.

400 x 400 mm.

425 x 425 mm.

475 x 475 mm.

500 x 500 mm.

525 x 525 mm.

550 x 550 mm.

575 x 575 mm.

600 x 600 mm.

Fire resistance (minimum)

60 minutes.

Colour

Silver.

Electrical connection

Required.

Free area

30–37% free area (approximately). Size dependent.

Product Reference

LVV40S Fire Plus Smoke Resistant Air Transfer Grille.

Accessories

None.

Alarm Monitoring System (AMS) and battery backup.

Cover grille.

Thickness

50 mm.

Doors.

90 mm.

Minimum wall thickness.

Literature

Air Transfer Grille Installation Manual

Air Transfer Grille Installation Manual

Fire and Smoke Resistant Dampers / Air Transfer Grilles

Fire and Smoke Resistant Dampers / Air Transfer Grilles

Third party certifications

  • CF564

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