Hyperseal 15m

Expanding rubber for joint sealing integral. Hydrophilic waterstop creates an effective compression joint when in contact with water, it swells up to 300% to create a compressed seal. Size: 15meters roll Benefits . Active protection when in contact with water. 2. Simple application – can be nailed or suitable adhesive. 3. Slow expansion to prevent damage on concrete 4. Retains original shape after repeated contraction. 5. Swelling properties does not affect the strip in the long run. 6. Sustains effective seal in wet conditions.