4 MM BTU Lineheater Project Specs 4.0mm BTU/hr Burner 4” 600ANSI 10 Pass Preheat Coil 4” 600ANSI 10 Pass Reheat Coil Sweet Service B149.3 Compliant BMS ← 3MM BTU Lineheater Sour 8MM BTU Lineheater → Contact Our Sales Team Brent Warner 403-463-4550 Production Equipment InventoryView all our fabricated inventory ready to go. View Stock