The deck joist flashing tape are made of high quality butyl, super adhesive, waterproof and wear resistant , they can protect your deck and beams, reduce moisture damage to crossbeams. You can easily use them: clean the wood surface and keep it dry, stick the tape where it needs to be protected, Press side by side to make the tape stick firmly to the wood surface, make sure the adhesive is firm and no air is trapped.

Specifications:
Material: High Grade Butyl
Colour: Black
Product Size: Shown as Picture
Box Size: 6.3"×6.3"×8.6"or16cm×16cm×22cm(approx.)
Weight: 14.4pounds or6400g(approx.)

Package Included(8 pcs):
8 * deck joist tapes

Note:
Please allow 1-2cm errors due to manual measurement. Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.