Kidde System Test 18: Simplex 4251-30

S.E.R. System Test 18 features more Simplex fire alarm devices including the 4251-30. Watch to see how to break the glass and pull this vintage fire alarm pull station. Thank you for viewing! S.E.R. Safety Website: Want to support this channel and build a fire alarm collection? Check out https://sersafety.com Follow S.E.R. Safety on TikTok: https://www.tiktok.com/@s.e.r._safety... Follow S.E.R. Safety on Instagram: https://www.instagram.com/s.e.r._safe... (@s.e.r._safety) & https://www.instagram.com/ser_safety_... This is my other channel, subscribe to see some wild wilderness adventures:    / @outdooradventureswithgrant   Twitter:   / ser_safety   (@SER_Safety)