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Grunt

GRUNT 50mm x 10m Bitumen Waterproof Flashing Tape - Self Adhesive

★★★★★
85 reviews · 628+ sold
$14.70 $22.05 -33% OFF
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Last purchased 21 minutes ago by someone in Geelong
Ships in 1-2 business days Australia-wide delivery
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GRUNT self adhesive flashing tape is a 50mm x 10m bitumen-backed waterproofing tape for sealing and weatherproofing. The bituminous adhesive sticks firmly to clean, dry surfaces to form an instant waterproof seal, which is why it is a go-to grunt flashing tape for both planned work and quick fixes.

  • Width: 50mm
  • Length: 10m
  • Material: Bitumen
  • Waterproof: Yes
  • Use: Sealing and waterproofing
  • Model: GRBFT0003

To apply GRUNT flashing tape, work on a clean, dry surface and press the tape down firmly so it bonds. It is well suited to new work or emergency repairs wherever a fast, waterproof flashing seal is needed.

More about this product

GRUNT 50mm x 10m Flashing Tape is a bituminous waterproof sealing tape for all-purpose sealing and emergency repairs, providing a weatherproof barrier.

  • All-purpose waterproof sealing tape
  • Bitumen backed
  • Provides an instant waterproof seal
  • Ideal for new work or emergency repairs
  • Adheres to clean, dry surfaces
  • Size 50mm x 10m
  • Model GRBFT0003

Questions & Answers

What is GRUNT flashing tape used for?

It is an all-purpose waterproof sealing tape for new work and emergency repairs.

How do you apply GRUNT flashing tape?

Apply it to a clean, dry surface and press it down firmly so the bituminous adhesive bonds and forms a waterproof seal.

When should you use flashing tape?

Use it whenever you need to seal and waterproof a join or surface, including planned sealing work and emergency repairs.

Is GRUNT flashing tape waterproof?

Yes, it provides a waterproof seal.

What size is the roll?

The tape is 50mm wide and 10m long.

What is the tape made from?

It is a bitumen-based flashing tape.

Standard Shipping Australia-wide
Ships in 1-2 business days from our Australian warehouses
30-Day Returns
Change your mind? Return within 30 days for a full refund. Item must be unused and in original packaging.

Customer Reviews

4.3 ★★★★☆ 135 reviews
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65%
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✓ Fast Delivery ✓ Great Quality ✓ As Described Verified Purchases
S
Sarah M. 📍 Sydney NSW
★★★★★
Yesterday
✓ Verified Purchase

Absolutely love it!

Had the GRUNT 50mm on my wishlist for a few weeks and finally pulled the trigger. Arrived in 2 days which was a nice surprise. Build quality is solid and exactly what the photos showed. My partner uses it every day now and has already asked me to grab another one as a gift.

J
James W. 📍 Melbourne VIC
★★★★★
3 days ago
✓ Verified Purchase

Best buy of the year

Ordered Thursday and had it by Saturday. Packaging was really good — nothing moved around. Works exactly as expected and the price was well below what I saw in stores.

E
Emma T. 📍 Brisbane QLD
★★★★★
5 days ago
✓ Verified Purchase

Fast delivery — impressed

Love my GRUNT 50mm. Does the job perfectly and the price was unbeatable.

L
Liam O. 📍 Perth WA
★★★★★
1 week ago
✓ Verified Purchase

Exactly as described

Always buy Grunt when I can — consistent quality and you know what you are getting. This one is no different. Fast dispatch and arrived in perfect condition.

O
Olivia R. 📍 Adelaide SA
★★★★★
1 week ago
✓ Verified Purchase

Would buy again for sure

Was a bit skeptical ordering online but really glad I did. The item arrived in a sturdy box — nothing rattled or was damaged. Set it up in about 10 minutes and has been working perfectly since. Compared to what I saw in store I saved a solid amount. Will definitely be back.

N
Noah B. 📍 Gold Coast QLD
★★★★★
1 week ago
✓ Verified Purchase

Good product for the price

Fast delivery to regional WA. Solid product and works exactly as described.

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