100% leak proof
Bonded Bottom Seals
for every application
Custom Engineered. Precision Built.
Type 4 - Bonded Bottom Seals

Bonded Bottom Seals do not have a base structure for retention; instead they are bonded on the bottom within a square channel. Bonded Bottom Seals can cover maximum seal gaps compared to other profiles. They can inflate up to almost 90-100% of their original height. They can be fabricated as
(4A) Non Reinforced Construction
Section | Type | Width (W) mm | Width (W) in | Height (H) mm | Height (H) in | Inflation Gap (H1) mm | Inflation Gap (H1) in | Air Inlet Valve (AIV) |
---|---|---|---|---|---|---|---|---|
WR-4A01 | C | 13.72 | 0.54 | 11.17 | 0.44 | 9.53 | 0.38 | 2B, 3B, 4A |
WR-4A02 | C | 16.66 | 0.66 | 11.1 | 0.44 | 11.13 | 0.44 | 2B, 3B, 4A |
WR-4A03 | C | 25 | 0.98 | 25 | 0.98 | 23.8 | 0.94 | 2C, 3C, 4B |
WR-4A04 | C | 35 | 1.38 | 32 | 1.26 | 30 | 1.18 | 2C, 3C, 4B |
Search | Search | Search | Search | Search | Search | Search | Search | Search |
(4B) Fabric Reinforced Construction
Section | Type | Width (W) mm | Width (W) in | Height (H) mm | Height (H) in | Inflation Gap (H1) mm | Inflation Gap (H1) in | Air Inlet Valve (AIV) |
---|---|---|---|---|---|---|---|---|
WR-4B01 | C | 13.8 | 0.54 | 11.2 | 0.44 | 11.2 | 0.44 | 4A |
WR-4B02 | C | 17.6 | 0.69 | 11.7 | 0.46 | 13.8 | 0.54 | 4A |
WR-4B03 | C | 44.5 | 1.75 | 35.1 | 1.38 | 31.8 | 1.25 | 4A, 4B |
WR-4B04 | C | 35.1 | 1.38 | 28.8 | 1.13 | 25.4 | 1 | 4A, 4B |
WR-4B05 | C | 10 | 0.39 | 7.7 | 0.3 | 7.7 | 0.3 | 4A |
WR-4B06 | C | 7.7 | 0.3 | 7.7 | 0.3 | 7.2 | 0.28 | |
WR-4B07 | C | 13 | 0.51 | 8.7 | 0.34 | 8 | 0.31 | 4A |
WR-4B08 | B | 22.4 | 0.88 | 14.3 | 0.56 | 11.2 | 0.44 | 4A, 4B |
WR-4B09 | B | 50.8 | 2 | 25.4 | 1 | 19.9 | 0.78 | 4A, 4B, 4C |
WR-4B10 | B | 69.9 | 2.75 | 35.1 | 1.38 | 28.5 | 1.12 | 4B, 4C |
WR-4B11 | B | 35.1 | 1.38 | 30.3 | 1.19 | 17.8 | 0.7 | 4A, 4B |
WR-4B12 | B | 16.1 | 0.63 | 12.7 | 0.5 | 11.5 | 0.45 | 4A |
Search | Search | Search | Search | Search | Search | Search | Search | Search |
NOTE:
- The above seal profile type 4 are standard sizes available with us.However seal dimensions can be customized as per client specification, if required.
- The inflation gaps and AIV options are recommended by us. They can be customized as per client specification.
- Seals can be fabricated in materials like Silicone, EPDM, Neoprene, Nitrile, Natural Rubber, Viton etc.
Related Links

Get in Touch

Simply fill in your details and our representative will get in touch with you to discuss your requirements.
Other Inflatable Seal Profiles
