Pre-Drilled Countersunk Hole (4 Hole/3.3FT) , Tight Fit and Flush Mounted ,Protect the Profile From Scratch by the Mounting clips ,Easy Installation, Clean Outlook and Professional extension
Anti UV Milky Diffuser is Easy Snaped into the Channel, It Does not Only Protect the Exposed Strip from Dust and Moisture but also Evening and Smooth Out the Lights Well with 90% Transmittance Rate .The Cover is Protected by Removable Film Initially
The Anodized Black Channel Can be Trimed to Required Length Easily by Hacksaw and Grinder,the Cover can Be Cutted by Utility Knives and Scissors, 45 Degree End Cut is Supposed for a 90 Degree Corner .
The Aluminum Track is Designed to Hold the Strip Less Than 12.4mm(0.49’’) Wide ,It Fit For a Majority of 5050 5630 2835 Steady Color ,RGB ,RGBW and Programmable Tape(Not For Hue Plus)
The Package Included Pre-Drilled Channel 3.28FTX10 ,Milky PC Cover X10 ,M3X12mm Stainless Countersunk Steel ScrewX40/M3X20mm Corbon Steel Screw X40 ,Wall Anchor X40 ,End Caps With Hole X10 ,End Caps Without Hole X10
Why need a channel with diffuser ?

1.Protect the exposed strip from Dust,Moisture and inadvertent touch,extend the lifespan of the strip
2. Provide a New Professional Clean finish to the exposed fixtures,Take your LED strips to the next level
3. breake up the harshness dots from the led strip without making light too dim, evening out the lights to a fairly smooth glow.
What is the advantage and restriction of Pre-Drilled Hole channel
Advantages :
1.Easier Installation comparing with mounting by brackets
2.Tight fit against the working surface without the gap made by mounting clips, flush end to end installations
3.Avoid scratches on the metal enclosure by the clips
4.Precision fit for groove mounting .
5.It also support double-sided mounting tape
Restrictions
You cannot assemble the lights away from the installation area and if you want to move the fixture ,you need to take out the strip firstly
Steps for a DIY Lighting Project
1.Measure the width of the strip ( make sure it is not oversized in the channel ) and test it
2.Trim the channel and cover to a required length by hacksaw or other devices .
3.Screw the channel into the working surface (2 screw is enough for 3.3FT but 4 makes it more tight), flush channel end to end for extension
4.Peel off the sticky at the back of the strip ,lay the strip in the channel
5.Slide the cover into the slot (If not work snap the cover from end to end ) ,fix the end caps if needed
6.Wiring
Packing details
1.3.28FT/100CM Pre-Drilled Aluminum Channel -10 pieces
2.3.28FT/100CM Milky Cover -10 Pieces
3.M3X12/M3X20 Countersunk Screw With Wall Anchor -40 Pieces
4.End Cap With Hole -10 Pieces
5.End Cap Without Hole-10 Pieces