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Feaures
Design
Large selection and Variety of Grilles
- Standard and custom materials complement all yatch interiors.
- Custom sizes vailable for any application.
Wood Frame Grilles
- Pop out louver with Return Air Grilles have easy to clean replaceable filters.
- Supply Air Grilles have double deflection, moveable louvers available in anodized bronze or aluminium finish.
Aluminium Grilles
- Supply air grilles have adjustable louvers to direct air flow.
- REturn air grilles feature durable fixed-vane louvers.
- Return air grilles are supplied either with or without filters depending on system requirements.
- Painted grilles are sprayed with an aerospace grade polyurethane.
- Multiple color selection.
Product Characteristics
Wood Frame Grilles
- Cut-out dimensions are 0.063" (0.16 cm) larger than the nominal grille size, i.e., a 10 x 5 VH has overall dimensions of 11.125" x 6.125"(28.3cm x 15.6 cm)
- Depth of grilles: VH is 1.375"(3.5 cm), VML is 1.875"(4.8 cm), RA is 0.875"(2.2cm), measured from back of frame.
- Frame (flange) dimensions is 0.563" (1.4 cm)on all sides.
Aluminium Grilles
- Cut-out dimensions for the TH,TV and TRA style grilles are 0.375" smaller than the nominal grille size, i.e., a 10x5 TH requires
a 9.625" x 4.625" cut-out. The TRAF style grilles are .125" smaller.
- Outside frame dimensions are 0.875"(2.2 cm) larger than the nominal grille size, i.e., a 10 x 5 TH has overall dimensions of
10.875" x 5.875" (27.6cm x 14.9 cm).
- Depth of grilles: TH and TRA are 0.875" (2.2 cm), TRAF is 1" (2.5cm), measured from back of frame.
- Frame (flange) dimension is 0.625"(1.6 cm) on all sides.
Plastic Grilles (Circular)
- Depth of 4SA is 2.375"(6.0 cm) measured from back of frame.
- Frame (flange) dimension is 5.5" (14.0 cm) in diameter.
- Cut-out dimension is 4.0"(10.2 cm) in diameter.
- Special adapter available for 3.0" (7.6 cm) ducting.
The following Supply and Return Air minimums are equired to cheive rated capacity.
Unit
(BTUs) |
Return
(Sq. In / Sq. cm) |
Supply
(Sq. In/Sq. cm) |
| 4,000 |
49 |
316.1 |
24 |
154.8 |
| 5,000 |
64 |
412.9 |
30 |
193.6 |
| 6,000 |
70 |
451.6 |
35 |
225.8 |
| 7,000 |
88 |
567.8 |
40 |
258.1 |
| 9,000 |
98 |
632.3 |
50 |
322.6 |
| 10,000 |
98 |
632.3 |
50 |
322.6 |
| 12,000 |
140 |
903.3 |
70 |
451.6 |
| 16,000 |
168 |
1083.9 |
84 |
542.0 |
| 24,000 |
280 |
1806.6 |
140 |
903.3 |
| 30,000 |
350 |
2258.2 |
175 |
1129.1 |
| 36,000 |
420 |
2709.8 |
210 |
1354.9 |
| 48,000 |
560 |
3613.1 |
280 |
1806.6 |
Note : Custom sizes and custom painted grilles are offered. Contact Marine Air Systems, Inc, for pricing and availability.
| DIMESIONS
(WIDTH x HEIGHT)(1) |
| Wood
Frame Grilles |
| Supply
Air - Primary |
Supply
Air Secondary Closeable |
| Model
VH |
Model
VML |
| 7 x 7 |
4 x 4 |
| 10 x
5 |
6 x 4 |
| 12
x 5 |
8 x 4 |
| 12 x
6 |
8 x 8 |
| 14 x
4 |
10 x 4 |
| 14 x
6 |
12 x 4 |
| 16 x
4 |
|
| |
Return
Air with Filter |
| Supply
Air - Secondary |
Model
RA |
| Model
VH |
7 x 7 |
12 x 14 |
| 4 x 4 |
8 x 8 |
14 x 7 |
| 6 x 4 |
8 x 10
|
14 x 10 |
| 8 x 4
|
11 x 8
|
14 x 12 |
| 10 x
4 |
12 x
12 |
16 x 9 |
| 12 x
4 |
|
|
| Plastic
Grilles |
| Raound
and Closeable Supply Air Grilles |
| Model |
2SA |
3SA |
4SA |
| Duct
Size |
2" |
3" |
4" |
| Aluminium
Grilles |
Supply
Air
Model TH |
|
Return
Air With Filter
Model TRAF
Return Air Without Filter
Model TRA |
| 4 x 4 |
12 x 4 |
16 x2 |
8 x 11 |
14 x 7 |
| 4 x 10 |
12 x 5 |
16 x 4 |
10 x 4 |
14 x10 |
| 7 x 7 |
12 x 6
|
18 x 2 |
11 x 7 |
14 x 12 |
| 8 x 4 |
14 x 4 |
18 x 3 |
11 x 8 |
16 x 9 |
| 10 x 4 |
14 x 5 |
20 x 5 |
11 x 12 |
20 x 5 |
| 10 x 5 |
14 x 6 |
24 x 3 |
12 x 2 |
22 x 7 |
| 12 x 3 |
14 x7 |
|
|
28 x 6 |
(1)All sizes are in inches, multiply by 2.53 to calculate dimensions
in centimeters.
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