3 Slot Ac Grill

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3 Slot Ac Grill

3 Slot Ac Grilles
Model LSDLSD
What are some of the most reviewed registers & grilles? Some of the most reviewed registers & grilles are the Everbilt 10 in. 3-Way Wall/Ceiling Register with 707 reviews and the Everbilt 12 in. White Return Air Grille with 586 reviews. 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. Registers and grilles are essential in regulating and directing the airflow to and from the HVAC unit in your home, keeping your living space comfortable while also concealing the duct work. Lowe's carries a variety of grilles, registers and air deflectors to ensure you get airflow where you need it most. Linear Grille, Linear Slot Diffuser, Ceiling Diffuser, Side Wall Grille. This Linear Slot Grille is normally used for most applications and supply cooled and heated air. The air flow can be adjusted from the blade with each slot, allowing a full 180 degree air direction adjustment.
Whether your linear bar grille needs are for new construction, traditional renovation or a period restoration, Architectural Grille has the right grille for your project. Our linear bar grilles come in a variety of core and frame styles, we can even fabricate curvature (convex, concave and flat face).
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.
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Fixed Core Linear Model LSD 
Sizes Available/Dimensions
 20mm slot25mm slot
 No of slotsNeck sizeFace sizeBox sizeNeck sizeFace sizeBox size
 134mm81mm45mm39mm86mm50mm
 267mm114mm79mm77mm124mm89mm
 3100mm147mm111mm115mm162mm127mm
 4133mm180mm145mm153mm200mm165mm
 5167mm214mm176mm192mm239mm205mm
 6200mm247mm212mm230mm277mm241mm
 7233mm280mm245mm268mm315mm280mm
 8267mm 314mm279mm308mm355mm318mm

Removable Core Linear Model LSD-RC
Sizes Available/Dimensions
 20mm slot25mm slot
 No of slotsNeck sizeFace sizeBox sizeNeck sizeFace sizeBox size
 145mm85mm55mm50mm90mm60mm
 278mm118mm89mm88mm128mm99mm
 3111mm151mm123mm126mm166mm137mm
 4144mm184mm150mm164mm204mm175mm
 5178mm218mm189mm203mm243mm214mm
 6211mm251mm222mm241mm281mm252mm
 7244mm284mm255mm279mm319mm290mm
 8278mm318mm289mm319mm359mm329mm

Slot Type Diffusers
Type LSD - Selection DataTwo Way Blow
 L/s per metre2 slots wide4 slots wide6 slots wide8 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 levelless than 25---
62Blow in m.3.352.13--
Pressure drop (Pa)102--
Suitable N/C level25less than 25--
78Blow in m. 3.96 2.74--
Pressure drop (Pa)20 2.5--
Suitable N/C level30less than 25--
 93Blow in m.4.88 3.05 2.13 -
Pressure drop (Pa) 25 2.5 -
Suitable N/C level 32less than 25less than 25-
108Blow in m.5.83.662.44 -
Pressure drop (Pa)32.47.52.5-
Suitable N/C level35less than 25less than 25-
124Blow in m.6.73.962.74 2.44 
Pressure drop (Pa)401052.5
Suitable N/C level 38less than 25less than 25less than 25
139Blow in m.-4.573.05 2.44
Pressure drop (Pa)-12.552.5
Suitable N/C level-less than 25less than 25less than 25
155Blow in m.-4.883.662.74
Pressure drop (Pa) -17.47.52.5
Suitable N/C level
 -25less than 25less than 25
170Blow in m. -5.53.963.05
Pressure drop (Pa) -27.47.55
Suitable N/C level -3025less than 25
186Blow in m.-  6.1 4.26less than 25
Pressure drop (Pa)- 34.9  10 5
Suitable N/C level- 30  25 25
217Blow in m.- -  4.883.96 
Pressure drop (Pa)- - 12.57.5 
Suitable N/C level- - 30 25 
248Blow in m.-  -5.5 4.57 
Pressure drop (Pa)-  - 17.410 
Suitable N/C level-  -30 28 
279Blow in m.- - 6.7 5.5 
Pressure drop (Pa)- -  22.412.5 
Suitable N/C level - -32 30 
310Blow in m.- - 7.62 6.1 
Pressure drop (Pa) -- 25 14.9 
Suitable N/C level -- 35 32 

Removable Core Linear Model LSD-RC
Sizes Available/Dimensions
 20mm slot25mm slot
 No of slotsNeck sizeFace sizeBox sizeNeck sizeFace sizeBox size
 145mm85mm55mm50mm90mm60mm
 278mm118mm89mm88mm128mm99mm
 3111mm151mm123mm126mm166mm137mm
 4144mm184mm150mm164mm204mm175mm
 5178mm218mm189mm203mm243mm214mm
 6211mm251mm222mm241mm281mm252mm
 7244mm284mm255mm279mm319mm290mm
 8278mm318mm289mm319mm359mm329mm

Slot Type Diffusers
Type LSD - Selection DataTwo Way Blow
 L/s per metre2 slots wide4 slots wide6 slots wide8 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 levelless than 25---
62Blow in m.3.352.13--
Pressure drop (Pa)102--
Suitable N/C level25less than 25--
78Blow in m. 3.96 2.74--
Pressure drop (Pa)20 2.5--
Suitable N/C level30less than 25--
 93Blow in m.4.88 3.05 2.13 -
Pressure drop (Pa) 25 2.5 -
Suitable N/C level 32less than 25less than 25-
108Blow in m.5.83.662.44 -
Pressure drop (Pa)32.47.52.5-
Suitable N/C level35less than 25less than 25-
124Blow in m.6.73.962.74 2.44 
Pressure drop (Pa)401052.5
Suitable N/C level 38less than 25less than 25less than 25
139Blow in m.-4.573.05 2.44
Pressure drop (Pa)-12.552.5
Suitable N/C level-less than 25less than 25less than 25
155Blow in m.-4.883.662.74
Pressure drop (Pa) -17.47.52.5
Suitable N/C level
 -25less than 25less than 25
170Blow in m. -5.53.963.05
Pressure drop (Pa) -27.47.55
Suitable N/C level -3025less than 25
186Blow in m.-  6.1 4.26less than 25
Pressure drop (Pa)- 34.9  10 5
Suitable N/C level- 30  25 25
217Blow in m.- -  4.883.96 
Pressure drop (Pa)- - 12.57.5 
Suitable N/C level- - 30 25 
248Blow in m.-  -5.5 4.57 
Pressure drop (Pa)-  - 17.410 
Suitable N/C level-  -30 28 
279Blow in m.- - 6.7 5.5 
Pressure drop (Pa)- -  22.412.5 
Suitable N/C level - -32 30 
310Blow in m.- - 7.62 6.1 
Pressure drop (Pa) -- 25 14.9 
Suitable N/C level -- 35 32 

Slot Type Diffusers
Type LSD - Selection Data3 Slot Ac GrillesOne Way Blow
L/s per metre1 slots wide2 slots wide3 slots wide4 slots wide
16 Blow in m.1.83 - --
Pressure drop (Pa)
2.5 ---
Suitable N/C levelless than 25---
31Blow in m. 3.42.1 - -
Pressure drop (Pa) 1010 - -
Suitable N/C levelless than 25less than 25--
47Blow in m.4.93.02.1- 
Pressure drop (Pa)257.52.5- 
Suitable N/C level25less than 25less than 25- 
62Blow in m.6.74.02.72.4
Pressure drop (Pa)401052.5
Suitable N/C level30less than 25less than 25less than 25
78Blow in m.- 5.2 3.72.7 
Pressure drop (Pa)- 15 7.52.5 
Suitable N/C level-less than 25less than 25less than 25
93Blow in m.-6.14.33.4
Pressure drop (Pa)-22105
Suitable N/C level-25less than 25less than 25
108Blow in m.-7.34.94.0
Pressure drop (Pa)-3012.57.5
Suitable N/C level-30less than 25less than 25
124Blow in m.--5.54.6
Pressure drop (Pa)--17.510
Suitable N/C level--25less than 25 
139Blow in m.--6.75.5
Pressure drop (Pa)--2212.5 
Suitable N/C level--30less than 25 
155Blow in m.--7.66.1
Pressure drop (Pa)--2515
Suitable N/C level--3230

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

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

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

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

3 Slot Ac Grill

Slot Type DiffusersType LSD - Selection Data

Slot Type DiffusersType LSD - Selection Data

Slot Type DiffusersType LSD - Selection Data

3 Slot Ac Grilles

Slot Type Diffusers
Type LSD - Selection Data

Slot Type Diffusers
Type LSD - Selection Data

Slot Type Diffusers
Type LSD - Selection Data