Channel supports are an easy and cost-effective way to support speakers in suspended ceilings. This Atlas Sound 180-2 Channel Support is made of galvanized CRS and has pre-drilled holes to facilitate installation.

Suspended Ceiling Speaker Support    Pre-drilled Holes

An economical means of supporting loudspeaker assemblies.

Pre-drilled holes provide for easy installation in any type of protective enclosure or plaster frame

Related Questions and Answers

Q: 1. do this camera have to have a special SD card?

A: Yes . Special sd card

Q: 2. is it compatable with apple products and whats in the box ?

A: Yes, this camera is compatible with Apple products. This camera comes with:NB-11L Battery Pack for Select Canon PowerShot CamerasCB-2LF Battery Charger for PowerShot A2600 / ELPH 130 IS Digital CamerasWS-800 Wrist StrapLimited 1-Year Warranty

Q: 3. Does it include the rain cover?

A: No, the rain cover for the MindShift Gear Rotation 180 22L Photo Backpack is sold separately. For rain protection, please review the item shown below: MindShift Gear Rain Cover for Rotation 180 22L Photo Backpack B&H # MIR22LRC • MFR # 540828 https://www.bhphotovideo.com/c/product/1635844-REG/think_tank_photo_540828_rain_cover_for_rotation.html

Q: 4. Will this lens give full circular image mounted on a APS-C camera like the sony a6300/6000?

A: Yes, all it takes is round circular images.

Q: 5. Does this backpack come with the upper part insert? What about the rain cover?

A: The MindShift Gear Rotation 180 50L+ Photo Backpack includes the camera pack and the rain cover.

Q: 6. Can this camera be safely carried in a purse instead of the case?

A: You might risk scratches but no real danger of putting it in a purse instead of a case.

Q: 7. Are you selling this package with a battery charger? Why isn't this clear?

A: The CB-2LF Battery Charger for PowerShot A2600 / ELPH 130 IS Digital Cameras is included.

Q: 8. Is this camera compatable with Windows 7 ?

A: Yes, this camera is compatible with Windows 7.

Q: 9. Does this have room for a camel back bladder?

A: Mindshift Rotation 22L does not have a space for a bladder. Only the 34L and the 50L do.

Q: 10. What is the expected battery life in the highest resolution?

A: Number of shots will vary on if and how long the images are reviewed, but the manufacturer rates the battery at about 220 shots.