Ruskin: Single-bladed bubble tight isolation damper
The BTD830 is manufactured in an ISO9001 certified factory and comes with a 5-year limited warranty.
Source: achrnews.com
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The BTD830 is manufactured in an ISO9001 certified factory and comes with a 5-year limited warranty.
ANSI/AMCA Standard 500-L-23 establishes uniform methods of testing air leakage, air performance (pressure drop), water penetration, resistance to wind-driven rain and wind-driven-sand, and operational torque.
Superseding AMCA Publication 511-21, AMCA Publication 511-21 (Rev. 12-22) outlines technical procedures and the proper presentation of data for the certification of air-control devices through the AMCA Certified Ratings Program (CRP).