📐 Master HVAC sizing anywhere, anytime — don’t get left behind!
The Air Duct Sizing Calculator by HVAC Charts is a compact, dual-sided HVAC tool designed for precise duct sizing using equal friction or velocity reduction methods. Made from durable, water-resistant materials with reinforced edges, it offers essential charts and formulas on the back, making it an indispensable, portable reference for HVAC professionals.
| Brand | HVAC Charts |
| Manufacturer | Nash Enterprise |
| Model | 9W-7LPQ-JTV2 |
| Product Dimensions | 10.16 x 21.59 x 0.1 cm; 27 g |
| Item model number | 9W-7LPQ-JTV2 |
| Compiler | HVACcharts |
| Standing screen display size | 4 Inches |
| Display Type | Physical |
| Power Source | Battery Powered |
| Batteries Included | No |
| Batteries Required | No |
| Adapter | HVACcharts |
| Reader | HVACcharts |
| Material | Other |
| Marimba | HVACcharts |
| Recorder | HVACcharts |
| Transcriber | HVACcharts |
| Manufacturer | Nash Enterprise |
| Country of Origin | USA |
| Item Weight | 27 g |
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