What is the standard downlight size?
90mm
The most common downlight cut-out size is 90mm. The smaller size cut-out of 70-75mm will offer a more sleek appearance, however it is harder to install, as your electrician will struggle to get his/her hand through the hole to make the connection.
Can you light spacing 8 foot ceilings?
4 feet
A good general rule for placement is to divide the height of the ceiling by two. The result is the amount of space to leave between each light. For example, recessed lighting spacing for an 8-foot-high ceiling would be 4 feet between each light. This will provide good spacing for general room lighting.
Can light trim sizes?
The most common size recessed light is 6-inch. The standard ceiling cut-out size for 6-inch housings is 6-3/8 inches, and the inside diameter of the housing (trim removed) measures approximately 6-inches.
How do I know what size downlight to buy?
A general rule of thumb for spacing your downlights is to take the height of your ceiling and divide by 2. For example, if your ceiling is 8 feet high, then your downlights should be around 4 feet apart from each other.
How are downlight sizes measured?
The general consensus for selecting the number of downlights required is as follows: Step 1 – Measure the square footage of the room by multiplying its width by its depth. Step 2 – Multiply this square footage by 1.5. This will give you a guideline for the total wattage required to light the space.
Should recessed lighting be staggered?
If you use recessed lighting as task lighting, the general rule for symmetry is if you have more than one light, they must be aligned evenly.
How are downlights measured?
The general consensus for selecting the number of downlights required is as follows:
- Step 1 – Measure the square footage of the room by multiplying its width by its depth.
- Step 2 – Multiply this square footage by 1.5.
- Step 3 – Select the bulb and wattage you want to use.
How much clearance do you need for LED downlights?
A: Manufacturers responses on this question vary but the general rule is to leave sufficient air space which is around 10-40mm from above.
How do I calculate the number of downlights?
Divide your ceiling height by 2 ‘When fitting the lights, it’s always recommended to divide your ceiling height by two to allow you the space needed between each downlight,’ explains David.
