PSA305 Tank Tape is the must have waterproofing repair tape. Whether you are a DIY
enthusiast or professional contractor, tank tape is the go-to product for repairing and
preventing leaks and water ingress.
PSA305 Tanking Tape is ideal for…
1) Wet rooms
2) Kitchens
3) Bathrooms
4) Shower tray installation
5) Electrical Installation
6) Balconies
7) Outdoor decking
8) Water & Drainage pipe Installations
Capable of bonding to almost any standard construction substrate, PSA305 can be
used to seal Tile backing, insulation boards, floor and decking joists, as well as
electrical installs.
The product is reverse wound onto a siliconized release paper which ensures that
both the butyl adhesive and fleece membrane are protected until put into use. This
also means that the product can be easily slit to length or cut into patches very easily.
Commonly referred to as Wet Room Tape or Tank Tape, PSA305 is made from a 0.8mm
thick construction grade butyl weather-seal adhesive, and spun bonded
polypropylene fleece. This ensures the product gives maximum conformability to
irregular surfaces, whilst remaining tear resistant at the same time.
The products main advantages are…
1) Gives a Water/Airtight seal
2) Tear Resistant
3) Can be painted and Plastered over
4) Strong Adhesion to Masonry, Wood, Metal, Glass
5) Butyls remains permanently flexible, allowing for differential rates of
expansion and contraction
6) Simple, quick, easy and clean to use.

















Dawid Gawron (verified owner) –
Great service. Delivery on time.
Thank you
John Neil (verified owner) –
Great product, service and delivery was brilliant