Raypak Raytherm Series Water Heaters

181 MBTH to 4,000 MBTH
Indoor or outdoor models
82% thermal efficiency
Cat I venting
Cast iron/Rugged All-Brass (Brass opt.) headers with copper (cupronickel opt.) finned tube heat exchanger
24-Volt Controls
Floating return header
Corrosion resistant steel
Stainless steel burners
Optionnal Low Nox Water Heater
Mechanical modulation, On/Off, 2-Stage, 4-Stage operation (depending on the model)
A condensing version is available