Standard By:Underwriters Laboratories , 11/22/2013
Published:11/22/2013
Original price was: $217.32.$108.00Current price is: $108.00.
Standard for Emergency Vault Ventilators and Vault-Ventilating Ports (CSDS Proposal, 11/22/2013)
Underwriters Laboratories , 11/22/2013
Original price was: $292.59.$146.00Current price is: $146.00.
Standard for Emergency Vault Ventilators and Vault-Ventilating Ports (CSDS Proposal, 5/1/2009)
Underwriters Laboratories , 05/01/2009
Original price was: $100.87.$50.00Current price is: $50.00.
Standard for Emergency Vault Ventilators and Vault-Ventilating Ports (Bulletin, 10/17/2007)
Underwriters Laboratories , 10/17/2007
Original price was: $253.65.$126.00Current price is: $126.00.
Standard for Emergency Vault Ventilators and Vault-Ventilating Ports (Bulletin, 6/30/2004)
Underwriters Laboratories , 06/30/2004
Original price was: $104.57.$52.00Current price is: $52.00.
Standard for Emergency Vault Ventilators and Vault-Ventilating Ports (Bulletin, 5/14/1999)
Underwriters Laboratories , 05/14/1999
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