Dwyer Magnehelic Differential Pressure Gauge 0-5 in. WC, 4"
Dwyer Magnehelic differential pressure gauge for low air or gas pressures with a large 4-inch dial. Useful for HVAC filter monitoring; some units may arrive missing barbed fittings
Highlights
- large dial for quick readability
- no liquid in gauge
- versatile pressure indication
Pros
- large readable dial
- detects positive, negative, or differential pressures
- no manometer fluid to evaporate
- industry-standard for low pressure indicators
Cons
- barbed fittings may be missing on some units
Best For
Features
- Indicates low, positive, negative, or differential pressures
- Features a large 4" (102 mm) dial for easy reading
- Uses no manometer fluid that can evaporate or cause issues
- Designed to resist freezing and related complications
