FAQs About Plumbers Hemp & Flax Sliver
What is plumbers hemp used for?
Plumbers hemp, also called flax sliver, is a natural sealing fiber used to seal threaded pipe joints. When combined with jointing paste, it ensures a secure, leak-free connection for water, heating, and gas systems.
Is flax hemp safe for plumbing and gas pipes?
Yes. Our high-grade plumbing flax is ISO-certified and safe for sealing threaded pipe joints in water, heating, and low-pressure gas installations when applied with the right jointing paste.
What is the difference between plumbing flax sliver and dolls?
Plumbing flax sliver comes in dispenser packs for convenience, while plumbers hemp dolls (Jokia, 2-head, 4-head) are larger bundles of fiber designed for heavy-duty or bulk pipe jointing applications.
What sizes are available for plumbers hemp?
We supply flax sliver in 40 g and 80 g dispenser packs, and hemp dolls ranging from 50 g up to 1 kg. Both standard and high-grade qualities are available to meet customer requirements.
Do I need jointing paste with plumbers hemp?
Yes. For maximum sealing performance, plumbers hemp should always be used together with jointing paste. The paste helps the flax fiber bind securely to the pipe threads for long-lasting, leak-proof seals.




