BSB fire damper

• Galvanised mild steel case and blades
• Curtain blades are outside of air-stream
• Spigot connection
• +72˚C fusible link
• Conforms to BS476 part 20

Options
• Dry wall/partition frame
• Fusible link ratings
• Sensors and controls
• Material types and combinations
Prices on request

Category: Fire dampers

Description

Height mm	Width mm
	100	150	200	250	300	350	400	450	500	550
100	35.67	36.67	38.15	39.89	41.28	42.03	42.79	44.52	45.01	47.39
150	36.67	38.15	39.40	40.77	42.28	42.79	44.52	45.01	45.66	47.62
200	38.15	40.67	41.28	42.52	44.00	44.52	45.01	45.66	46.26	48.13
250	39.66	41.79	42.79	43.51	44.52	45.90	47.00	47.89	48.40	49.74
300	41.79	42.79	44.77	45.90	47.62	48.40	50.88	52.01	53.00	56.98
350	42.79	44.28	45.90	47.62	49.39	52.01	52.73	54.23	56.98	57.72
400	44.28	46.49	47.00	49.39	51.37	53.00	54.49	62.07	64.59	66.20
450	46.76	48.89	49.39	53.61	56.61	60.83	63.20	66.20	67.92	68.20
500	48.89	52.73	54.49	57.47	60.83	63.47	66.45	68.42	70.32	74.81
550	53.00	56.35	57.96	60.59	63.81	65.45	68.42	70.06	74.38	76.92
600	56.61	59.59	61.34	63.47	65.19	66.70	69.19	71.81	76.15	79.15
650	59.85	63.20	65.19	65.95	67.42	69.19	71.43	74.30	78.41	79.90
700	63.20	66.20	68.42	68.92	69.82	71.43	73.04	77.78	79.90	82.39
750	65.68	68.42	71.81	73.53	74.53	76.42	77.55	79.90	82.76	84.39
800	66.70	70.06	73.04	75.06	76.92	78.41	79.40	82.15	85.01	85.77
850	68.69	71.81	75.30	76.92	79.15	80.17	82.39	85.51	89.36	93.37
900	70.32	75.06	77.55	79.15	79.90	82.15	84.01	88.76	91.87	98.73
950	74.53	76.92	79.15	79.90	82.15	83.02	85.28	91.87	96.23	106.30
1000	76.92	79.15	80.53	81.89	83.51	85.01	87.76	93.74	100.85	109.42
Height mm	Width mm
	600	650	700	750	800	850	900	950	1000
100	48.13	50.11	50.88	52.73	53.61	58.21	59.09	63.20	63.81
150	50.11	50.88	52.73	53.61	54.23	58.61	63.20	64.59	67.42
200	50.88	52.50	53.35	54.99	56.35	59.34	64.84	66.20	68.69
250	52.73	53.85	55.23	57.47	58.85	60.83	65.45	66.70	68.92
300	57.72	59.85	60.47	63.47	65.95	67.42	68.69	70.69	71.54
350	60.83	65.68	66.70	69.82	71.43	73.04	74.53	77.78	79.65
400	68.42	70.06	71.81	75.06	77.14	78.91	80.53	83.75	85.51
450	70.06	77.14	79.65	82.39	84.65	85.77	87.76	90.88	95.11
500	78.91	79.65	81.40	84.65	85.77	90.88	94.86	100.85	107.20
550	79.90	80.53	83.02	85.28	90.63	95.11	101.47	107.70	109.68
600	82.39	85.51	86.51	90.88	95.35	103.82	107.20	113.54	120.15
650	84.39	87.76	90.88	96.73	104.09	106.07	112.92	120.15	122.64
700	86.00	90.88	95.35	102.60	106.30	113.18	118.78	121.41	126.75
750	90.63	94.23	101.47	106.94	112.68	115.79	121.14	126.39	132.76
800	93.74	99.22	104.33	109.92	115.19	120.91	125.89	132.48	137.35
850	98.48	104.09	109.19	118.16	126.75	129.49	134.88	137.97	141.47
900	103.59	108.80	114.30	123.88	129.77	132.76	137.97	140.98	144.85
950	107.70	113.18	120.15	129.00	132.99	134.88	141.72	144.85	148.31
1000	112.92	118.78	125.89	131.86	135.48	139.35	145.58	148.94	153.42

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