Data Sheet for Product
2 
Building Technologies 
A6V11387359_en--_a 
Control Products and Systems 
2018-11-08 
Use 
This product is used with automatic water mist extinguishing systems. 
Functions 
This additive can be used to optimize the conservation of the water stored in BOUT80AO 
type cylinders. 
This product contains NUOSEPT™ BM11, a biocide which eliminates fungi and bacteria 
immediately when the cylinder is filled. 
Product documentation 
Type 
Title 
Document ref. 
Safety data sheet 
NUOSEPT™ BM11 
Document available on 
request 
Notes 
Security 
This product may only be installed by Siemens-authorized specialized installers, with 
experience in the design, installation and maintenance of automatic extinguishing systems. 
During installation, it must be ensured that: 
●  this product is installed in compliance with the accident prevention regulations and 
national regulations in force, 
●  this product is used as intended, 
●  any danger is avoided, 
●  Siemens requirements are met (assembly instructions, technical instructions, 
commissioning, and operating instructions), 
●  the operators have received and understood the information related to this product. 
At commissioning, ensure compliance with the legislation in force, technical regulations and 
safety instructions. 
Failure to comply with Siemens' instructions may result in serious bodily injury or significant 
property damage, for which Siemens cannot be held liable. 
Siemens reserves the right to make technical modifications and/or improvements at any 
time. 
CAUTION 
Handling 
Carefully read the safety data sheet before any handling operation. 
For safe handling: 
●  Use personal protective equipment: rubber gloves, protective goggles. 
CAUTION 
Never use the product undiluted. 
After dilution 
●  Toxicity: ADDAO is diluted to 0.3 % in a cylinder containing 80 liters of water. At this 
concentration, the mixture is not classified as a health hazard according to regulation 
1272/2008/EC. The mixture is not a hazard for individuals.. 
●  Corrosive and irritating effects: non-irritant, non-corrosive on all of the material types 
listed on the safety data sheet. 




