As per the valve of Inflatable Duct Sealing System, You can see there are air valve type, slim tubing type Inflatable Duct Sealing System in the market.
When categorized by sizes for duct installation, You can see IDSS-30, IDSS-45, IDSS-30, IDSS-60, IDSS-75, IDSS-100, IDSS-125, etc
Specification
| Product Model | Duct Outer Diameter（Ф mm） | How to use（Suitable for 1 to 4 Cables） | |
| Product Dimensions | Cable Diameter（Ф mm） | ||
| IDSS一40 | 40 | 120×126 | 23～7.5 |
| IDSS一50 | 50 | 120×180 | 45.5～7.5 |
| IDSS一63 | 63 | 120×230 | 46.5～7.5 |
| IDSS一75 | 75 | 120×280 | 48.5～8 |
| IDSS一90 | 90 | 120×330 | 64～10.5 |
| IDSS一110 | 110 | 120×400 | 84.9～12.9 |
| IDSS一125 | 125 | 120×450 | 100～35 |
| IDSS一160 | 160 | 140×560 | 129～40 |
| IDSS一180 | 180 | 140×650 | 154～48 |
| IDSS一200 | 200 | 140×700 | 178～56 |
| IDSS一250 | 250 | 160×900 | 200～70 |
| IDSS一300 | 300 | 180×1040 | 240～95 |