Whether you're a shift worker, a light-sensitive sleeper, or setting up a baby's room in an apartment, blackout curtains are a must. Here's how to get real blackout performance without putting large holes in your rental's walls.
The Problem With Most Renter Setups
Most renters who attempt blackout curtains end up with light bleeding in from the sides and top of the curtains. This is usually a mounting problem, not a curtain quality problem:
- Rod hung too low → light bleeds over the top
- Rod not wide enough → light bleeds in from sides
- Single panel instead of two → gap in the middle
- Brackets too weak → rod sags in the middle, creating a light gap
The Right Hardware Setup
Bracket Choice: Why It Matters for Blackout
Heavy blackout curtains — the kind that actually block light — weigh significantly more than decorative curtains. You need brackets that can handle that weight without sagging or pulling away from the wall over time.
Pin-guide brackets like the Evermount are ideal because they hold heavy curtains reliably without requiring drilling. The wide hook design supports thick curtain rods that can carry heavier fabric without bowing.
Rod Height: As High as Possible
For maximum light blocking, install your rod 2-4 inches below the ceiling (or right at the ceiling line if your brackets allow). This minimizes the gap above the curtain where light sneaks in during morning hours.
Rod Width: Extend Past the Window
Extend the rod 4-6 inches past each side of the window frame. This allows curtains to stack off the window when open, and ensures the fabric covers the wall on either side when closed — preventing side light bleed.
Curtain Selection for Maximum Blackout
True blackout curtains have a multi-layer construction — typically a back lining of tightly woven black fabric or foam backing. Look for "triple weave" or "thermal blackout" construction. Single-layer "room darkening" curtains are not the same as blackout.
Sizing matters:
- Width: Each panel should be 1.5-2x the width of the area it covers. For a 40-inch window with a 72-inch rod, you need two panels that are each 36-40 inches wide when hanging flat (they'll gather nicely when you open them)
- Length: Floor-length curtains block more light than sill-length. For maximum blackout, curtains that puddle slightly on the floor create no gap at the bottom
Dealing With Side Gaps
Even with an extended rod, some light may sneak in from the sides where the curtain edge doesn't fully meet the wall. Solutions:
- Curtain clips to wall — use small Command hooks at the wall edges to hold curtain edges flat against the wall
- Return brackets — brackets that curve toward the wall, allowing the rod to wrap around so curtains meet the wall completely
- Wider rod extension — simply extending the rod further past the window often solves it
Evermount Curtain Rod Holders — 8-Pack
The right hardware for heavy blackout curtains. Installs with pin guides (no drilling), holds heavy fabric without sagging. Wide hook design supports thick decorative rods. 8-pack covers multiple windows or gives you center supports for wide windows.
Check Price on Amazon →Complete Setup Checklist
- ✓ Pin-guide brackets that hold heavy curtain weight
- ✓ Rod installed 2-4 inches below ceiling
- ✓ Rod extends 4-6 inches past window on each side
- ✓ True blackout curtains (not just "room darkening")
- ✓ Two panels instead of one (center gap is your enemy)
- ✓ Panels are 1.5-2x the covered width for fullness
- ✓ Curtains reach the floor or puddle slightly
- ✓ Center bracket for rods over 72 inches