XF002-02-98
Applicable for accommodations with required fire rating A60.

nominal D	opening size of bulkhead D1	extemal size D2	glass thickness		weight
			type A	type B
200	253	330	10	8	22.1
250	303	380	12	8	29.1
300	363	430	15	10	35.2
350	413	480	15	12	45.8
400	463	530	19	12	55.2
450	513	580	19	15	72.2

Identification example:
A60 fireproof side scuttle,clear size φ450mm:A60 fireproof side φ450 YF002-02-98