WINDBOX is a compact and robust air curtain from our standard range with a timeless and pleasing design. It is specially designed for installation in false ceilings. It is an air curtain suitable for all types of commercial and industrial entrances.
Available as “P” type with a hot water coil, “E” type with three-stage shielded electric heating elements and integrated control, or “A” type for air only, without heating. It is also available as “DX” with heat pump using a direct expansion coil, consult DX models for more information.
Advanced Plug&Play control. Includes: Advanced PRO control with LCD display and integrated thermostat, door contact, 7 m RJ11 cable, and remote control. Optional: Clever PRO intelligent programmable control compatible with Modbus RTU for BMS.
The Recessed Widbox has obtained the CSA certification according to the CSA - UL standard for its presence in the North American market.

| Model | Nominal Airflow m³/h | Recommended Installation Range m |
|---|---|---|
| RM 1000 A | 1800 | 2,5-3,5 |
| RM 1500 A | 2700 | 2,5-3,5 |
| RM 2000 A | 3600 | 2,5-3,5 |
| RM 2500 A | 4500 | 2,5-3,5 |
| RECM 1000 A | 1840 | 2,5-3,8 |
| RECM 1500 A | 2760 | 2,5-3,8 |
| RECM 2000 A | 3680 | 2,5-3,8 |
| RECM 2500 A | 4600 | 2,5-3,8 |
| RG 1000 A | 2400 | 3-4 |
| RG 1500 A | 3200 | 3-4 |
| RG 2000 A | 4800 | 3-4 |
| RG 2500 A | 5600 | 3-4 |
| RECG 1000 A | 2700 | 3-4,2 |
| RECG 1500 A | 3600 | 3-4,2 |
| RECG 2000 A | 5400 | 3-4,2 |
| RECG 2500 A | 6300 | 3-4,2 |
| Model | Nominal Airflow m³/h | Electrical Heating Capacity 400Vx3 kW | Recommended Installation Range m |
|---|---|---|---|
| RM 1000 E | 1800 | 3/6/9 | 2,5-3,5 |
| RM 1500 E | 2700 | 4/8/12 | 2,5-3,5 |
| RM 2000 E | 3600 | 6/12/18 | 2,5-3,5 |
| RM 2500 E | 4500 | 6/12/18 | 2,5-3,5 |
| RECM 1000 E | 1840 | 3/6/9 | 2,5-3,8 |
| RECM 1500 E | 2760 | 4/8/12 | 2,5-3,8 |
| RECM 2000 E | 3680 | 6/12/18 | 2,5-3,8 |
| RECM 2500 E | 4600 | 6/12/18 | 2,5-3,8 |
| RG 1000 E | 2400 | 5/10/15 | 3-4 |
| RG 1500 E | 3200 | 7,5/15/22,5 | 3-4 |
| RG 2000 E | 4800 | 10/20/30 | 3-4 |
| RG 2500 E | 5600 | 10/20/30 | 3-4 |
| RECG 1000 E | 2700 | 5/10/15 | 3-4,2 |
| RECG 1500 E | 3600 | 7,5/15/22,5 | 3-4,2 |
| RECG 2000 E | 5400 | 10/20/30 | 3-4,2 |
| RECG 2500 E | 6300 | 10/20/30 | 3-4,2 |
| Model | Nominal Airflow m³/h | Recommended Installation Range m | Heating Capacity 80/60ºC (kW) kW | Heating Capacity 60/40ºC (kW) kW | Heating Capacity 50/40ºC kW |
|---|---|---|---|---|---|
| RM 1000 P64 | 1660 | 2,5-3,5 | - | 8,56 | - |
| RM 1000 P54 | 1660 | 2,5-3,5 | - | - | 8,52 |
| RM 1000 P86 | 1660 | 2,5-3,5 | 9,17 | - | - |
| RM 1500 P64 | 2490 | 2,5-3,5 | - | 13,69 | - |
| RM 1500 P54 | 2490 | 2,5-3,5 | - | - | 14,34 |
| RM 1500 P86 | 2490 | 2,5-3,5 | 14,26 | - | - |
| RM 2000 P64 | 3320 | 2,5-3,5 | - | 18,26 | - |
| RM 2000 P54 | 3320 | 2,5-3,5 | - | - | 18,65 |
| RM 2000 P86 | 3320 | 2,5-3,5 | 20,65 | - | - |
| RM 2500 P64 | 4150 | 2,5-3,5 | - | 22,12 | - |
| RM 2500 P54 | 4150 | 2,5-3,5 | - | - | 24,32 |
| RM 2500 P86 | 4150 | 2,5-3,5 | 26,92 | - | - |
| RECM 1000 P64 | 1720 | 2,5-3,8 | - | 8,77 | - |
| RECM 1000 P54 | 1720 | 2,5-3,8 | - | - | 8,74 |
| RECM 1000 P86 | 1720 | 2,5-3,8 | 9,38 | - | - |
| RECM 1500 P64 | 2580 | 2,5-3,8 | - | 14,02 | - |
| RECM 1500 P54 | 2580 | 2,5-3,8 | - | - | 14,71 |
| RECM 1500 P86 | 2580 | 2,5-3,8 | 14,58 | - | - |
| RECM 2000 P64 | 3440 | 2,5-3,8 | - | 18,7 | - |
| RECM 2000 P54 | 3440 | 2,5-3,8 | - | - | 19,13 |
| RECM 2000 P86 | 3440 | 2,5-3,8 | 21,12 | - | - |
| RECM 2500 P64 | 4300 | 2,5-3,8 | - | 23,33 | - |
| RECM 2500 P54 | 4300 | 2,5-3,8 | - | - | 24,95 |
| RECM 2500 P86 | 4300 | 2,5-3,8 | 27,53 | - | - |
| RG 1000 P64 | 2250 | 3-4 | - | 10,42 | - |
| RG 1000 P54 | 2250 | 3-4 | - | - | 10,56 |
| RG 1000 P86 | 2250 | 3-4 | 11,04 | - | - |
| RG 1500 P64 | 3000 | 3-4 | - | 15,47 | - |
| RG 1500 P54 | 3000 | 3-4 | - | - | 16,37 |
| RG 1500 P86 | 3000 | 3-4 | 16,02 | - | - |
| RG 2000 P64 | 4500 | 3-4 | - | 22,29 | - |
| RG 2000 P54 | 4500 | 3-4 | - | - | 23,15 |
| RG 2000 P86 | 4500 | 3-4 | 24,92 | - | - |
| RG 2500 P64 | 5250 | 3-4 | - | 26,61 | - |
| RG 2500 P54 | 5250 | 3-4 | - | - | 28,76 |
| RG 2500 P86 | 5250 | 3-4 | 31,16 | - | - |
| RECG 1000 P64 | 2550 | 3-4,2 | - | 11,27 | - |
| RECG 1000 P54 | 2550 | 3-4,2 | - | - | 11,5 |
| RECG 1000 P86 | 2550 | 3-4,2 | 11,89 | - | - |
| RECG 1500 P64 | 3400 | 3-4,2 | - | 16,77 | - |
| RECG 1500 P54 | 3400 | 3-4,2 | - | - | 17,86 |
| RECG 1500 P86 | 3400 | 3-4,2 | 17,29 | - | - |
| RECG 2000 P64 | 5100 | 3-4,2 | - | 24,14 | - |
| RECG 2000 P54 | 5100 | 3-4,2 | - | - | 25,24 |
| RECG 2000 P86 | 5100 | 3-4,2 | 26,86 | - | - |
| RECG 2500 P64 | 5950 | 3-4,2 | - | 28,84 | - |
| RECG 2500 P54 | 5950 | 3-4,2 | - | - | 31,38 |
| RECG 2500 P86 | 5950 | 3-4,2 | 33,63 | - | - |
| Model | Nominal Airflow m³/h | Recommended Installation Range m |
|---|---|---|
| RM 1000 A 60Hz | 1940 | 2,5-3,5 |
| RM 1500 A 60Hz | 2910 | 2,5-3,5 |
| RM 2000 A 60Hz | 3880 | 2,5-3,5 |
| RM 2500 A 60Hz | 4850 | 2,5-3,5 |
| RG 1000 A 60Hz | 2205 | 3-4 |
| RG 1500 A 60Hz | 2940 | 3-4 |
| RG 2000 A 60Hz | 4410 | 3-4 |
| RG 2500 A 60Hz | 5145 | 3-4 |
| RECM 1000 A | 1840 | 2,5-3,8 |
| RECM 1500 A | 2760 | 2,5-3,8 |
| RECM 2000 A | 3680 | 2,5-3,8 |
| RECM 2500 A | 4600 | 2,5-3,8 |
| RECG 1000 A | 2700 | 3-4,2 |
| RECG 1500 A | 3600 | 3-4,2 |
| RECG 2000 A | 5400 | 3-4,2 |
| RECG 2500 A | 6300 | 3-4,2 |
| Model | Nominal Airflow m³/h | Electrical Heating Capacity 400Vx3 kW | Recommended Installation Range m |
|---|---|---|---|
| RECM 1000 E | 1840 | 3/6/9 | 2,5-3,8 |
| RECM 1500 E | 2760 | 4/8/12 | 2,5-3,8 |
| RECM 2000 E | 3680 | 6/12/18 | 2,5-3,8 |
| RECM 2500 E | 4600 | 6/12/18 | 2,5-3,8 |
| RECG 1000 E | 2700 | 5/10/15 | 3-4,2 |
| RECG 1500 E | 3600 | 7,5/15/22,5 | 3-4,2 |
| RECG 2000 E | 5400 | 10/20/30 | 3-4,2 |
| RECG 2500 E | 6300 | 10/20/30 | 3-4,2 |
| Model | Nominal Airflow m³/h | Recommended Installation Range m | Heating Capacity 80/60ºC (kW) kW | Heating Capacity 60/40ºC (kW) kW | Heating Capacity 50/40ºC kW |
|---|---|---|---|---|---|
| RECM 1000 P64 | 1720 | 2,5-3,8 | - | 8,77 | - |
| RECM 1000 P54 | 1720 | 2,5-3,8 | - | - | 8,74 |
| RECM 1000 P86 | 1720 | 2,5-3,8 | 9,38 | - | - |
| RECM 1500 P64 | 2580 | 2,5-3,8 | - | 14,02 | - |
| RECM 1500 P54 | 2580 | 2,5-3,8 | - | - | 14,71 |
| RECM 1500 P86 | 2580 | 2,5-3,8 | 14,58 | - | - |
| RECM 2000 P64 | 3440 | 2,5-3,8 | - | 18,7 | - |
| RECM 2000 P54 | 3440 | 2,5-3,8 | - | - | 19,13 |
| RECM 2000 P86 | 3440 | 2,5-3,8 | 21,12 | - | - |
| RECM 2500 P64 | 4300 | 2,5-3,8 | - | 23,33 | - |
| RECM 2500 P54 | 4300 | 2,5-3,8 | - | - | 24,95 |
| RECM 2500 P86 | 4300 | 2,5-3,8 | 27,53 | - | - |
| RECG 1000 P64 | 2550 | 3-4,2 | - | 11,27 | - |
| RECG 1000 P54 | 2550 | 3-4,2 | - | - | 11,5 |
| RECG 1000 P86 | 2550 | 3-4,2 | 11,89 | - | - |
| RECG 1500 P64 | 3400 | 3-4,2 | - | 16,77 | - |
| RECG 1500 P54 | 3400 | 3-4,2 | - | - | 17,86 |
| RECG 1500 P86 | 3400 | 3-4,2 | 17,29 | - | - |
| RECG 2000 P64 | 5100 | 3-4,2 | - | 24,14 | - |
| RECG 2000 P54 | 5100 | 3-4,2 | - | - | 25,24 |
| RECG 2000 P86 | 5100 | 3-4,2 | 26,86 | - | - |
| RECG 2500 P64 | 5950 | 3-4,2 | - | 28,84 | - |
| RECG 2500 P54 | 5950 | 3-4,2 | - | - | 31,38 |
| RECG 2500 P86 | 5950 | 3-4,2 | 33,63 | - | - |
| Model | Nominal Airflow m³/h | Recommended Installation Range m |
|---|---|---|
| RM 1000 A 60Hz CSA | 1720 | 2,5-3,5 |
| RM 1500 A 60Hz CSA | 2580 | 2,5-3,5 |
| RM 2000 A 60Hz CSA | 3440 | 2,5-3,5 |
| RM 2500 A 60Hz CSA | 4300 | 2,5-3,5 |
| RG 1000 A 60Hz CSA | 2280 | 3-4 |
| RG 1500 A 60Hz CSA | 3040 | 3-4 |
| RG 2000 A 60Hz CSA | 4560 | 3-4 |
| RG 2500 A 60Hz CSA | 5320 | 3-4 |
| RECG 1000 A 60Hz CSA | 2600 | 3-4,2 |
| RECG 1500 A 60Hz CSA | 3470 | 3-4,2 |
| RECG 2000 A 60Hz CSA | 5200 | 3-4,2 |
| RECG 2500 A 60Hz CSA | 6070 | 3-4,2 |
| Model | Nominal Airflow m³/h | Electrical Heating Capacity 400Vx3 kW | Recommended Installation Range m |
|---|---|---|---|
| RM 1000 E 60Hz 208V-1 208V-3 CSA | 1590 | - | 2,5-3,5 |
| RM 1000 E 60Hz 240V-1 208V-3 CSA | 1690 | - | 2,5-3,5 |
| RM 1000 E 60Hz 240V-1 480V-3 CSA | 1690 | - | 2,5-3,5 |
| RM 1000 E 60Hz 208V-1 480V-3 CSA | 1590 | - | 2,5-3,5 |
| RM 1000 E 60Hz 208V-1 575V-3 CSA | 1590 | - | 2,5-3,5 |
| RM 1000 E 60Hz 240V-1 575V-3 CSA | 1690 | - | 2,5-3,5 |
| RM 1500 E 60Hz 208V-1 208V-3 CSA | 2385 | - | 2,5-3,5 |
| RM 1500 E 60Hz 240V-1 208V-3 CSA | 2535 | - | 2,5-3,5 |
| RM 1500 E 60Hz 208V-1 480V-3 CSA | 2385 | - | 2,5-3,5 |
| RM 1500 E 60Hz 240V-1 480V-3 CSA | 2535 | - | 2,5-3,5 |
| RM 1500 E 60Hz 208V-1 575V-3 CSA | 2385 | - | 2,5-3,5 |
| RM 1500 E 60Hz 240V-1 575V-3 CSA | 2535 | - | 2,5-3,5 |
| RM 2000 E 60Hz 208V-1 208V-3 CSA | 3180 | - | 2,5-3,5 |
| RM 2000 E 60Hz 240V-1 208V-3 CSA | 3380 | - | 2,5-3,5 |
| RM 2000 E 60Hz 208V-1 480V-3 CSA | 3180 | - | 2,5-3,5 |
| RM 2000 E 60Hz 240V-1 480V-3 CSA | 3380 | - | 2,5-3,5 |
| RM 2000 E 60Hz 208V-1 575V-3 CSA | 3180 | - | 2,5-3,5 |
| RM 2000 E 60Hz 240V-1 575V-3 CSA | 3380 | - | 2,5-3,5 |
| RM 2500 E 60Hz 208V-1 208V-3 CSA | 3975 | - | 2,5-3,5 |
| RM 2500 E 60Hz 240V-1 208V-3 CSA | 4225 | - | 2,5-3,5 |
| RM 2500 E 60Hz 208V-1 480V-3 CSA | 3975 | - | 2,5-3,5 |
| RM 2500 E 60Hz 240V-1 480V-3 CSA | 4225 | - | 2,5-3,5 |
| RM 2500 E 60Hz 208V-1 575V-3 CSA | 3975 | - | 2,5-3,5 |
| RM 2500 E 60Hz 240V-1 575V-3 CSA | 4225 | - | 2,5-3,5 |
| RG 1000 E 60Hz 208V-1 208V-3 CSA | 2115 | - | 3-4 |
| RG 1000 E 60Hz 240V-1 208V-3 CSA | 2250 | - | 3-4 |
| RG 1000 E 60Hz 208V-1 480V-3 CSA | 2115 | - | 3-4 |
| RG 1000 E 60Hz 240V-1 480V-3 CSA | 2250 | - | 3-4 |
| RG 1000 E 60Hz 208V-1 575V-3 CSA | 2115 | - | 3-4 |
| RG 1000 E 60Hz 240V-1 575V-3 CSA | 2250 | - | 3-4 |
| RG 1500 E 60Hz 208V-1 208V-3 CSA | 2820 | - | 3-4 |
| RG 1500 E 60Hz 240V-1 208V-3 CSA | 3000 | - | 3-4 |
| RG 1500 E 60Hz 208V-1 480V-3 CSA | 2820 | - | 3-4 |
| RG 1500 E 60Hz 240V-1 480V-3 CSA | 3000 | - | 3-4 |
| RG 1500 E 60Hz 208V-1 575V-3 CSA | 2820 | - | 3-4 |
| RG 1500 E 60Hz 240V-1 575V-3 CSA | 3000 | - | 3-4 |
| RG 2000 E 60Hz 208V-1 208V-3 CSA | 4230 | - | 3-4 |
| RG 2000 E 60Hz 240V-1 208V-3 CSA | 4500 | - | 3-4 |
| RG 2000 E 60Hz 208V-1 480V-3 CSA | 4230 | - | 3-4 |
| RG 2000 E 60Hz 240V-1 480V-3 CSA | 4500 | - | 3-4 |
| RG 2000 E 60Hz 208V-1 575V-3 CSA | 4230 | - | 3-4 |
| RG 2000 E 60Hz 240V-1 575V-3 CSA | 4500 | - | 3-4 |
| RG 2500 E 60Hz 208V-1 208V-3 CSA | 4935 | - | 3-4 |
| RG 2500 E 60Hz 240V-1 208V-3 CSA | 5250 | - | 3-4 |
| RG 2500 E 60Hz 208V-1 480V-3 CSA | 4935 | - | 3-4 |
| RG 2500 E 60Hz 240V-1 480V-3 CSA | 5250 | - | 3-4 |
| RG 2500 E 60Hz 208V-1 575V-3 CSA | 4935 | - | 3-4 |
| RG 2500 E 60Hz 240V-1 575V-3 CSA | 5250 | - | 3-4 |
| RECG 1000 E 60Hz 208V-1 208V-3 CSA | 2415 | - | 3-4,2 |
| RECG 1000 E 60Hz 240V-1 208V-3 CSA | 2550 | - | 3-4,2 |
| RECG 1000 E 60Hz 208V-1 480V-3 CSA | 2415 | - | 3-4,2 |
| RECG 1000 E 60Hz 240V-1 480V-3 CSA | 2550 | - | 3-4,2 |
| RECG 1000 E 60Hz 208V-1 575V-3 CSA | 2415 | - | 3-4,2 |
| RECG 1000 E 60Hz 240V-1 575V-3 CSA | 2550 | - | 3-4,2 |
| RECG 1500 E 60Hz 208V-1 208V-3 CSA | 3220 | - | 3-4,2 |
| RECG 1500 E 60Hz 240V-1 208V-3 CSA | 3400 | - | 3-4,2 |
| RECG 1500 E 60Hz 208V-1 480V-3 CSA | 3220 | - | 3-4,2 |
| RECG 1500 E 60Hz 240V-1 480V-3 CSA | 3400 | - | 3-4,2 |
| RECG 1500 E 60Hz 208V-1 575V-3 CSA | 3220 | - | 3-4,2 |
| RECG 1500 E 60Hz 240V-1 575V-3 CSA | 3400 | - | 3-4,2 |
| RECG 2000 E 60Hz 208V-1 208V-3 CSA | 4830 | - | 3-4,2 |
| RECG 2000 E 60Hz 240V-1 208V-3 CSA | 5100 | - | 3-4,2 |
| RECG 2000 E 60Hz 208V-1 480V-3 CSA | 4830 | - | 3-4,2 |
| RECG 2000 E 60Hz 240V-1 480V-3 CSA | 5100 | - | 3-4,2 |
| RECG 2000 E 60Hz 208V-1 575V-3 CSA | 4830 | - | 3-4,2 |
| RECG 2000 E 60Hz 240V-1 575V-3 CSA | 5100 | - | 3-4,2 |
| RECG 2500 E 60Hz 208V-1 208V-3 CSA | 5635 | - | 3-4,2 |
| RECG 2500 E 60Hz 240V-1 208V-3 CSA | 5950 | - | 3-4,2 |
| RECG 2500 E 60Hz 208V-1 480V-3 CSA | 5635 | - | 3-4,2 |
| RECG 2500 E 60Hz 240V-1 480V-3 CSA | 5950 | - | 3-4,2 |
| RECG 2500 E 60Hz 208V-1 575V-3 CSA | 5635 | - | 3-4,2 |
| RECG 2500 E 60Hz 240V-1 575V-3 CSA | 5950 | - | 3-4,2 |
| Model | Nominal Airflow m³/h | Recommended Installation Range m | Heating Capacity 80/60ºC (kW) kW | Heating Capacity 60/40ºC (kW) kW | Heating Capacity 50/40ºC kW |
|---|---|---|---|---|---|
| RM 1000 P86 60Hz CSA | 1660 | 2,5-3,5 | 7.46 | - | - |
| RM 1000 P64 60Hz CSA | 1660 | 2,5-3,5 | - | 8.15 | - |
| RM 1000 P54 60Hz CSA | 1660 | 2,5-3,5 | - | - | 8.12 |
| RM 1500 P86 60Hz CSA | 2490 | 2,5-3,5 | 14.26 | - | - |
| RM 1500 P64 60Hz CSA | 2490 | 2,5-3,5 | - | 13.04 | - |
| RM 1500 P54 60Hz CSA | 2490 | 2,5-3,5 | - | - | 13.66 |
| RM 2000 P86 60Hz CSA | 3320 | 2,5-3,5 | 20.65 | - | - |
| RM 2000 P64 60Hz CSA | 3320 | 2,5-3,5 | - | 17.39 | - |
| RM 2000 P54 60Hz CSA | 3320 | 2,5-3,5 | - | - | 17.76 |
| RM 2500 P86 60Hz CSA | 4150 | 2,5-3,5 | 26.92 | - | - |
| RM 2500 P64 60Hz CSA | 4150 | 2,5-3,5 | - | 21.69 | - |
| RM 2500 P54 60Hz CSA | 4150 | 2,5-3,5 | - | - | 23.16 |
| RG 1000 P86 60Hz CSA | 2190 | 3-4 | 10.86 | - | - |
| RG 1000 P64 60Hz CSA | 2190 | 3-4 | - | 9.75 | - |
| RG 1000 P54 60Hz CSA | 2190 | 3-4 | - | - | 9.87 |
| RG 1500 P86 60Hz CSA | 2920 | 3-4 | 15.76 | - | - |
| RG 1500 P64 60Hz CSA | 2920 | 3-4 | - | 14.48 | - |
| RG 1500 P54 60Hz CSA | 2920 | 3-4 | - | - | 15.3 |
| RG 2000 P86 60Hz CSA | 4380 | 3-4 | 24.51 | - | - |
| RG 2000 P64 60Hz CSA | 4380 | 3-4 | - | 20.86 | - |
| RG 2000 P54 60Hz CSA | 4380 | 3-4 | - | - | 21.64 |
| RG 2500 P86 60Hz CSA | 5110 | 3-4 | 30.64 | - | - |
| RG 2500 P64 60Hz CSA | 5110 | 3-4 | - | 24.9 | - |
| RG 2500 P54 60Hz CSA | 5110 | 3-4 | - | - | 26.88 |
| RECG 1000 P86 60Hz CSA | 2500 | 3-4,2 | 11.74 | - | - |
| RECG 1000 P64 60Hz CSA | 2500 | 3-4,2 | - | 10.59 | - |
| RECG 1000 P54 60Hz CSA | 2500 | 3-4,2 | - | - | 10.8 |
| RECG 1500 P86 60Hz CSA | 3340 | 3-4,2 | 17.09 | - | - |
| RECG 1500 P64 60Hz CSA | 3340 | 3-4,2 | - | 15.78 | - |
| RECG 1500 P54 60Hz CSA | 3340 | 3-4,2 | - | - | 16.8 |
| RECG 2000 P86 60Hz CSA | 5000 | 3-4,2 | 26.54 | - | - |
| RECG 2000 P64 60Hz CSA | 5000 | 3-4,2 | - | 22.7 | - |
| RECG 2000 P54 60Hz CSA | 5000 | 3-4,2 | - | - | 23.71 |
| RECG 2500 P86 60Hz CSA | 5840 | 3-4,2 | 32.25 | - | - |
| RECG 2500 P64 60Hz CSA | 5840 | 3-4,2 | - | 27.14 | - |
| RECG 2500 P54 60Hz CSA | 5840 | 3-4,2 | - | - | 29.51 |