Seal-it® 541 ETHAFOAM is a closed-cell, CFC-free polyethylene foam. Suitable for filling excessively deep and wide joints to achieve proper joint dimensioning.
Seal-it® 541 ETHAFOAM
Seal-it® 541 ETHAFOAM is a closed-cell, CFC-free polyethylene foam. Suitable for filling excessively deep and wide joints to achieve proper joint dimensioning.

Applications
- For creating proper joint depth.
- To prevent three-point bonding.
- Prevents blistering of joints subjected to mechanical or water pressure.

Properties
- CFC-free.
- 100% airtight.
- Highly flexible, compression resistant and elastic.
- Excellent aging resistance.
- Suitable for indoor and outdoor applications.
- Easy to process.
- Compatible with all substrates and sealants
- Available in various diameters.

Application conditions
- It is important to choose the correct size, as it determines the depth of the sealant application. The diameter of the Seal-it® 541 ETHAFOAM must be 25 to 30% oversized to fit properly in the joint and act as a bond breaker to prevent adhesion of the sealant to the backing.
- Seal-it® 541 ETHAFOAM must be applied with Seal-it® 590 BACKFILLING ROLLER to prevent any damage to the foam.
- Do not stretch ethafoam during application.
- Application of cold applied sealant must not begin if there is any sign of moisture on the surface or in the joint.
- All surfaces must be clean, dry, grease and dust free.
Assortment
Diameter | Box contents | Version | Article number |
6mm | 1500m | Vol | SI-541-0006-150 |
8mm | 900m | Vol | SI-541-0008-900 |
10mm | 600m | Vol | SI-541-0010-600 |
13mm | 400m | Vol | SI-541-0013-400 |
16mm | 250m | Hol | SI-541-0016-250 |
20mm | 150m | Hol | SI-541-0020-150 |
24mm | 100m | Hol | SI-541-0024-100 |
30mm | 80m | Hol | SI-541-0030-080 |
40mm | 120m | Hol | SI-541-0040-120 |
50mm | 84m | Hol | SI-541-0050-084 |
Packaging:
Box
SI-XXX-XXXX-XXX = Item number.