- Vacuum Tube Specification: φ47-1500 φ58-1800 φ70-2000
- Vacuum Tube Pcs: 16/18/20/24/30
- Case Material: High quality imported and aluminum zinc plated steel board
- Inside Module Material: Provision grade stainless SUS304-2B
- Support Material: High quality imported and thicken steel board, with preeminent bearing ,wind and snow resistence
- Insulating Layer Depth: 60mm polyurethane wholly machinery compression sparkle
- Design Notion: Household hot water center
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