SikaSwell® A is a rectangular acrylic sealing profile. It swells in contact with water to seal all types of construction joints and penetrations in concrete structures. The profile can swell up to 150% of its original volume over 30 days, developing a swelling pressure of up to 10 bar in ideal conditions, and is permanently water resistant through repeated wet and dry cycles. It is resistant to a range of chemical substances, easy and fast to apply, and suitable for a variety of substrates. BBA certified in system with SikaSwell® S-2 (Certificate No. 13/4994), and available in three sizes: 20×5mm (20m roll), 20×10mm (10m roll), and 20×25mm (5m roll). Benefits Highly economical joint sealing solution Unique properties fill small cracks and voids Versatile solution for joints and details Permanently water resistant Easy and fast to apply Can be used in pipe & steel work penetrations through walls floors & slabs Ideal for construction joints and construction joints in cable ducts Used to seal around all types of penetrations & connection joints Good to know BBA system approvals with SikaSwell S-2 Do not apply in construction joints with existing standing water. Ambient air temp maximum is +35°C and minimum +5°C Substrate temperature maximum +35°C & minimum +5°C Low density concrete or voids will prevent SikaSwell from developing its waterproofing function. Clean all tools immediately after use For full information, read the product data sheet in the Technical Information section on this page
