Staerk Fill All Gaps Wet & Outdoors

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wet and outdoor

Acrylic sealant formulated for water and heat exposer. Has excellent weatherproofing and flexibility and can withstand any extremes. That is why it can be used outside on water and UV exposed areas with a lot of joint movement. For the same reasons, it can be used inside areas with high moisture and heat present like kitchens, bathrooms, and basements. This top of the line filler is designed especially for a tradesman who value quality product with multi-purpose applications.

Available Colors



Paintable – Mould Resistant – Easy to Clean – 20y. Guarantee

Premium Fill All Gaps Filler is the tool for extreme jobs that will work in the harshest environments and conditions. For almost all materials :



Is paintable and dries quickly and is it perfect for filling and sealing all the gaps and cracks. Great for surface preparation before painting.

Easy to clean

Because it is acrylic-based product it is very easy to clean up with a wet rag or soapy water. This feature makes it a very easy and practical tool.

Mould Resistant

Low shrinkage and bonding to many surfaces make it absorb the thermal movement. With this, you can use less mechanical fasteners.

20y. Guarantee

Against cracking, peeling or crumbling under proper usage. We give one of the longest and comprehensive guarantees in the industry.


All the surfaces must be sound, clean, and free of dust, oil or contamination. All the release agents, existing waterproofing, dust, loose mortar, paints or other finishes must be removed. To clean the surface before caulking use mineral turpentine wet cloth and methylated sprits and leave to dry. For more stubborn finishes use sander.


Cut off the top of the cartridge, position the threaded adaptor to the cartridge. Cut the threaded adaptor on an angle corresponding to the joint width. Place the cartridge into gun and inject the joint with the filler. Apply sufficient pressure to the filler to ensure good penetration and adhesion to the joint sides. The applied filler should be smoothed immediately with a wet cloth or spatula to clean off excess filler. Can be painted within 24 hrs.


Clean while uncured with a wet rag. After hardening the excess filler can be removed with a spatula or sanded with a fine grade sand paper.

  • Non-toxic when cured
  • If medical advice is needed have the product container and label at hand
  • Read the label before use
  • Gloves and goggles must be worn during application
  • If skin contact occurs remove the sealant with a cloth and wash skin thoroughly with water and detergent for a minimum of 15mins
  • Avoid eye contact before curing. If this occurs rinse opened eye for several minutes under running water, then consult a doctor.
  • Ensure proper ventilation at workplace or curing area.
  • Keep away from children.
  • Protect from freezing, store in a cool dry place below 25 C temperature to prolong its service life.
  • The product must be used within 24 months of purchase.

Extensive range of sealants and adhesives for the New Zealand construction industry.

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