PAL - External louvre

Aluminum external louvre for air intake and exhaust

Easy to install.

  • Effective prevention of rainwater, snow, leaves and animal ingress
  • Anodized or polyester-painted design
  • Modular construction available for larger sizes. Also circular model available
  • Installation frame for fast and easy mounting
  • Can be connected with airflow adjustment damper

The rectangular external louvre shall be made of extruded, anodised aluminium (or extruded aluminium polyester-painted aluminium with a white RAL 9010 colour.
The external louvre shall comprise 80 mm high horizontal blades, a circular wide flat frame and a 13x13 mm steel mesh.
The louvre shall be supplied with an installation frame.
For large openings the louvre shall be supplied in modular sections.
The bevel angles of the outer frame shall be welded so that the joints are almost invisible.
The blades shall be fastened to the frame with screws.
The mesh shall be fitted with springs.

Overview

Halton PAL

Aluminum external louvre for air intake and exhaust 
 


 

  • Effective prevention of rainwater, snow, leaves and animal ingress
  • Anodized or polyester-painted design
  • Modular construction available for larger sizes.
  • Installation frame for fast and easy mounting
  • Can be connected with airflow adjustment damper
     

Dimensions

Dimensions


Halton PAL

 


 

 

L H
400, 500, 600, 800...2000 400, 500, 600, 800...2000


 

Special dimensions

In addition to standard sizes, other sizes can be specially ordered. The maximum nominal size is 2000x2000 mm.
A continuous louvre with modular construction is possible when the installation length or the height is greater than 2000 mm.
An assembly and alignment kit is supplied with the Halton PAL in modular construction.
 

Material

Material


Halton PAL

 Part  Material  Finishing  Note
 Frame  Aluminium  Anodised or
 Polyester -painted /
 White
 (RAL 9010/50% gloss)
 Special colours available
 Epoxy-painting (100%) available
 Fixed blades  Aluminium  Anodised or
 Polyester -painted /
 White
 (RAL 9010/50% gloss)
 Special colours available
 Epoxy-painting (100%) available


The bevel angles of the frame have been welded so that the joints are almost invisible.
The blades are fastened to the frame with screws. Steel mesh (13 x 13 mm) fastened behind the louvre with springs prevents birds, rodents and leaves from entering the ductwork.

Accessories

Accessories


Halton PAL

 Accessory Code  Description
 Installation frame IF  Installation frame
 Airflow adjustment damper UTK  Steel blade damper for airflow adjustment and
 balancing
 Airflow adjustment damper UTT  Steel blade damper for airflow adjustment and
 balancing


The installation frame is recommended to ensure tidy secure installation.
 

Function

Function


Halton PAL 



Air is supplied or extracted through the horizontal blades.
Wall installation.
The design of the louvre prevents rainwater from penetrating the ductwork.
The slot between the frame and the top blade is sealed in order to prevent rainwater entering from above.
 

Installation

Installation


Halton PAL 



The louvre is installed directly into a prepared masonry wall opening using screw fastenings through pre-drilled holes.
For the rectangular louvres the use of the IF installation frame is recommended, particularly for the modular sections.
The frames of adjacent modules can be bolted together before installing the louvre sections.

The dimensions of the installation holes are L x H when an installation frame is used, and (L-5)x(H-5) without installation frame.
 

Servicing

Servicing


Halton PAL

 

Clean the louvre using a soft brush.
 

Technical specification

Technical specification


 

The shall be made of extruded, anodised aluminium (or extruded aluminium polyester-painted aluminium with a white RAL 9010 colour.
The external louvre shall comprise 80 mm high horizontal blades, a circular wide flat frame and a 13x13 mm steel mesh.
The louvre shall be supplied with an installation frame.

For large openings the louvre shall be supplied in modular sections.
The bevel angles of the outer frame shall be welded so that the joints are almost invisible.
The blades shall be fastened to the frame with screws.
The mesh shall be fitted with springs.
 

Product Code

Product code
 

PAL/S-W-H-D

S = Type of duct connection   
        R     Rectangular

W = Width
        400, 401, 402, 403 ...., 10000

H = Height
        400, 401, 402, 403 ...., 10000


Other options and accessories

FI   = Finishing   
         AN       Anodised
         PN       Painted

CO = Colour
          W        White
          X         Special colour
          N         No painting

ZT  = Tailored product
          N        No

 

Sub products

          ARL     Over pressure access door


    

Code example

          PAL/R-400-400, FI=AN, CO=N, ZT=N




 

Downloads & Media

Halton PAL - se
Type
Datasheet
Language
Swedish (Sweden)
Size
120.0 kB
Halton PAL - fr
Type
Datasheet
Language
French (France)
Size
681.0 kB