| Product Weight (lb) | 8 lb |
| Product Depth (in) | 11.5 in |
| Product Height (in) | 16.5 in |
| Product Width (in) | 11.5 in |
| UPC | 711181860498 |
The Extrol no. 30 Expansion Tank is pre-pressurized and features a diaphragm design. This expansion tank is designed for use with a hydronic heating system. It accepts expanded water as system temperature rises to reduce pressure build up.