Campaign participants

“Vicho Grancharov” Secondary School

Gorna Oryahovitsa

“Ivan Vazov” Primary School

Montana

“Ivan Vazov” Elementary School

Vratsa

School

Indoor air quality (Basic parameters)

“Edinstvo tvorchestvo krasota” Kindergarten

Vratsa

Kindergarten

Indoor air quality (Basic parameters)

“Nikola Voyvodov” Secondary School

Vratsa

School

Indoor air quality (Basic parameters)

“Evropeycheta” Kindergarten

Vratsa

Kindergarten

Indoor air quality (Basic parameters)

“Vasil Levski” Primary School

Vratsa

School

Indoor air quality (Basic parameters)

“Zora” Kindergarten

Vratsa

Kindergarten

Indoor air quality (Basic parameters)

“Bulgarche” Kindergarten

Vratsa

Kindergarten

Indoor air quality (Basic parameters)

“Sv. Sofroniy Vrachanski” Elementary School

Vratsa

School

Indoor air quality (Basic parameters)

“Duga” Kindergarten

Vratsa

Kindergarten

Indoor air quality (Basic parameters)

“Valshebnica” Kindergarten

Vratsa

Kindergarten

Indoor air quality (Basic parameters)