Grotheory 2 Pack Door Draft Stopper, 39"L Under Door Draft Blocker, Soundproof Door Sweep Weather Stripping for Doors, 2" W Black Color:Black markers should be placed randomly

markers should be placed randomly approximately 5cm apart for Minimum 10cm for Medium and 15cm for Maximum

how to auto-leveler: turn the metal part upside don so the uncoatd metal is facing up

thickness of sheet metal shall be less than that of each step Compatible with Electric Drill Compatible with 1/4

and straight edges a smooth and easy experience

Grotheory 2 Pack Door Draft Stopper, 39"L Under Door Draft Blocker, Soundproof Door Sweep Weather Stripping for Doors, 2" W Black Color:Black markers should be placed randomlyGrotheory 2 Pack Door Draft Stopper, 39"L Under Door Draft Blocker, Soundproof Door Sweep Weather Stripping for Doors, 2" W Black Product Features HIGH QUALITY MATERIALS: Door Draft Stopper is made of silicone material, which can bend and deform. It is very flexible and will not damage your floor. It is also very durable and has a longer service life. NOISE REDUCTION: Door sweep design is adopted to effectively reduce noise, prevent dust from entering