Linear Slot Ac Grill
Linear slot diffusers and grilles can be divided into three categories: Formations, Linear Slot Diffusers and Linear Bar Grilles. Formationssatisfy the most demanding engineering and architectural criteria, providing superior air distribution, performance and sculpted elegance. Formations are available in linear, square and curved configurations.
Nailor 5000 Series Linear Slot Diffusers provide architectural excellence and outstanding performance flexibility. An extruded aluminum border and frame construction ensures the dimensional precision of the diffuser and a precisely shaped aerodynamic pattern controller provides a full range of air pattern adjustment from vertical to a tight ceiling-hugging horizontal air pattern.
- Our selection for Architectural Bar Grilles and Linear Slot Diffuser is complete. When it comes to Return Air Grilles we offer all aluminum with or without Filter access doors in both white or satin aluminum. For the Lay-in or T-bar style ceilings we offer several grille options.
- The Polyaire Linear Slot Diffusers are an attractive alternative to the ceiling or high sidewall supply diffusers. The modules are available with a 20mm or 25mm Slot with the number of slots ranging from 1 to 8 slots and are further available as fixed or removable core.
Nailor 4900 Series Extruded Aluminum Linear Bar Grilles offer a clean, crisp styling and efficient air distribution. The design features precision mitered corners, a wide selection of core styles with a variety of border widths and mounting frames, and multiple fastening types.
Nailor 48LL Series Linear Louver (Vane) Diffusers are designed to provide a high capacity, architecturally pleasing linear diffuser that can supply large volumes of air at relatively low sound levels and pressure drops.
Nailor Series 48LV Linear Vane diffusers are suited for high capacity airflows. The diffusers are extruded aluminum and available in either a one or two-way pattern. The deflector vanes are fixed.
Model LSDLSD
Polyaire Linear Slot Diffusers are an attractive alternative to the ceiling or high sidewall supply diffusers. Slot diffusers can be installed individually in set lengths or in a continuous line. They can also be installed in any type of ceiling application.
The modules are available with a 20mm or 25mm Slot with the number of slots ranging from 1 to 8 slots and are further available as fixed or removable core. (Fixed Core - Model LSD-FC, Removable Core – LSD-RC.
The air pattern control is adjustable from the diffuser face and is achieved by means of an adjustable pattern control with each slot, enabling a full 180º air pattern adjustment. The suggested volume control should be from the main duct run take-off, or from a butterfly damper fitted to the inlet of the cushion head box.
Construction is from extruded aluminium and the recommended maximum length for each section is 3 metres. Standard finish is powder coat white while other finishes are available to suit the interior and architectural design requirements.
Fixed Core Linear Model LSD | ||||||
Sizes Available/Dimensions | ||||||
20mm slot | 25mm slot | |||||
No of slots | Neck size | Face size | Box size | Neck size | Face size | Box size |
1 | 34mm | 81mm | 45mm | 39mm | 86mm | 50mm |
2 | 67mm | 114mm | 79mm | 77mm | 124mm | 89mm |
3 | 100mm | 147mm | 111mm | 115mm | 162mm | 127mm |
4 | 133mm | 180mm | 145mm | 153mm | 200mm | 165mm |
5 | 167mm | 214mm | 176mm | 192mm | 239mm | 205mm |
6 | 200mm | 247mm | 212mm | 230mm | 277mm | 241mm |
7 | 233mm | 280mm | 245mm | 268mm | 315mm | 280mm |
8 | 267mm | 314mm | 279mm | 308mm | 355mm | 318mm |
Linear Slot Return Grille
Removable Core Linear Model LSD-RC | ||||||
Sizes Available/Dimensions | ||||||
20mm slot | 25mm slot | |||||
No of slots | Neck size | Face size | Box size | Neck size | Face size | Box size |
1 | 45mm | 85mm | 55mm | 50mm | 90mm | 60mm |
2 | 78mm | 118mm | 89mm | 88mm | 128mm | 99mm |
3 | 111mm | 151mm | 123mm | 126mm | 166mm | 137mm |
4 | 144mm | 184mm | 150mm | 164mm | 204mm | 175mm |
5 | 178mm | 218mm | 189mm | 203mm | 243mm | 214mm |
6 | 211mm | 251mm | 222mm | 241mm | 281mm | 252mm |
7 | 244mm | 284mm | 255mm | 279mm | 319mm | 290mm |
8 | 278mm | 318mm | 289mm | 319mm | 359mm | 329mm |
Linear Slot Vent Diffuser
Slot Type Diffusers
Type LSD - Selection Data
Linear Slot Diffuser Grille
Two Way Blow | |||||
L/s per metre | 2 slots wide | 4 slots wide | 6 slots wide | 8 slots wide | |
31 | Blow in m. | 1.83 | - | - | - |
Pressure drop (Pa) | 2.5 | - | - | - | |
Suitable N/C level | less than 25 | - | - | - | |
47 | Blow in m. | 2.74 | - | - | - |
Pressure drop (Pa) | 5 | - | - | - | |
Suitable N/C level | less than 25 | - | - | - | |
62 | Blow in m. | 3.35 | 2.13 | - | - |
Pressure drop (Pa) | 10 | 2 | - | - | |
Suitable N/C level | 25 | less than 25 | - | - | |
78 | Blow in m. | 3.96 | 2.74 | - | - |
Pressure drop (Pa) | 20 | 2.5 | - | - | |
Suitable N/C level | 30 | less than 25 | - | - | |
93 | Blow in m. | 4.88 | 3.05 | 2.13 | - |
Pressure drop (Pa) | 2 | 5 | 2.5 | - | |
Suitable N/C level | 32 | less than 25 | less than 25 | - | |
108 | Blow in m. | 5.8 | 3.66 | 2.44 | - |
Pressure drop (Pa) | 32.4 | 7.5 | 2.5 | - | |
Suitable N/C level | 35 | less than 25 | less than 25 | - | |
124 | Blow in m. | 6.7 | 3.96 | 2.74 | 2.44 |
Pressure drop (Pa) | 40 | 10 | 5 | 2.5 | |
Suitable N/C level | 38 | less than 25 | less than 25 | less than 25 | |
139 | Blow in m. | - | 4.57 | 3.05 | 2.44 |
Pressure drop (Pa) | - | 12.5 | 5 | 2.5 | |
Suitable N/C level | - | less than 25 | less than 25 | less than 25 | |
155 | Blow in m. | - | 4.88 | 3.66 | 2.74 |
Pressure drop (Pa) | - | 17.4 | 7.5 | 2.5 | |
Suitable N/C level | - | 25 | less than 25 | less than 25 | |
170 | Blow in m. | - | 5.5 | 3.96 | 3.05 |
Pressure drop (Pa) | - | 27.4 | 7.5 | 5 | |
Suitable N/C level | - | 30 | 25 | less than 25 | |
186 | Blow in m. | - | 6.1 | 4.26 | less than 25 |
Pressure drop (Pa) | - | 34.9 | 10 | 5 | |
Suitable N/C level | - | 30 | 25 | 25 | |
217 | Blow in m. | - | - | 4.88 | 3.96 |
Pressure drop (Pa) | - | - | 12.5 | 7.5 | |
Suitable N/C level | - | - | 30 | 25 | |
248 | Blow in m. | - | - | 5.5 | 4.57 |
Pressure drop (Pa) | - | - | 17.4 | 10 | |
Suitable N/C level | - | - | 30 | 28 | |
279 | Blow in m. | - | - | 6.7 | 5.5 |
Pressure drop (Pa) | - | - | 22.4 | 12.5 | |
Suitable N/C level | - | - | 32 | 30 | |
310 | Blow in m. | - | - | 7.62 | 6.1 |
Pressure drop (Pa) | - | - | 25 | 14.9 | |
Suitable N/C level | - | - | 35 | 32 |
Slot Type Diffusers
Type LSD - Selection Data
One Way Blow | |||||
L/s per metre | 1 slots wide | 2 slots wide | 3 slots wide | 4 slots wide | |
16 | Blow in m. | 1.83 | - | - | - |
Pressure drop (Pa) | 2.5 | - | - | - | |
Suitable N/C level | less than 25 | - | - | - | |
31 | Blow in m. | 3.4 | 2.1 | - | - |
Pressure drop (Pa) | 10 | 10 | - | - | |
Suitable N/C level | less than 25 | less than 25 | - | - | |
47 | Blow in m. | 4.9 | 3.0 | 2.1 | - |
Pressure drop (Pa) | 25 | 7.5 | 2.5 | - | |
Suitable N/C level | 25 | less than 25 | less than 25 | - | |
62 | Blow in m. | 6.7 | 4.0 | 2.7 | 2.4 |
Pressure drop (Pa) | 40 | 10 | 5 | 2.5 | |
Suitable N/C level | 30 | less than 25 | less than 25 | less than 25 | |
78 | Blow in m. | - | 5.2 | 3.7 | 2.7 |
Pressure drop (Pa) | - | 15 | 7.5 | 2.5 | |
Suitable N/C level | - | less than 25 | less than 25 | less than 25 | |
93 | Blow in m. | - | 6.1 | 4.3 | 3.4 |
Pressure drop (Pa) | - | 22 | 10 | 5 | |
Suitable N/C level | - | 25 | less than 25 | less than 25 | |
108 | Blow in m. | - | 7.3 | 4.9 | 4.0 |
Pressure drop (Pa) | - | 30 | 12.5 | 7.5 | |
Suitable N/C level | - | 30 | less than 25 | less than 25 | |
124 | Blow in m. | - | - | 5.5 | 4.6 |
Pressure drop (Pa) | - | - | 17.5 | 10 | |
Suitable N/C level | - | - | 25 | less than 25 | |
139 | Blow in m. | - | - | 6.7 | 5.5 |
Pressure drop (Pa) | - | - | 22 | 12.5 | |
Suitable N/C level | - | - | 30 | less than 25 | |
155 | Blow in m. | - | - | 7.6 | 6.1 |
Pressure drop (Pa) | - | - | 25 | 15 | |
Suitable N/C level | - | - | 32 | 30 |