Article: 031551 CLOSURE CAP W. COVER F. ART. 031550 Sealing cap with cover for type 031550 h old-up detectors The standard sealing cap without cover c an be replaced by the sealing cap with c over. The cap protects against unintenti onal detector activation. Producer: Honeywell Security Type: CLOSURE CAP W. COVER F. ART. 031550 Article: 031551 Alternative: