Wall mounting a TV: height, heat, the right wall and what to avoid

The right place for a TV is decided by three things in this order: a wall that will hold it, a height that suits the seating, and a spot that stays cool and out of direct sun. Looks come after. Most of the placement mistakes we see in Nellore homes — sets mounted too high, pressed flat against a hot outside wall, or hung on a false wall — are expensive ones, because the part that suffers is the panel or the backlight.

Height: seated eye level, not the ceiling

Sit where you normally watch. The centre of the screen should be roughly at your eye level from that seat. For a standard sofa, that puts the middle of the screen around 100 to 110 cm from the floor; a bed with a high mattress may want a little more.

Above-the-cabinet mounting at chest height or higher is common because it looks tidy, but it means looking up for hours and, on a fixed bracket, viewing the panel off-axis. LCD panels lose contrast viewed from below. If a higher mount is unavoidable — a small room, a wall-mounted AC in the way — use a tilting bracket and angle the screen down.

The wall

Most walls in Nellore homes are brick or concrete, which hold a TV easily with the right anchors. The ones that do not:

• POP or gypsum false walls and partitions. No strength. The bracket must reach the solid wall behind, or a frame must be built.
• Hollow-block or thin partition walls between rooms in some newer flats. Check before drilling; the bracket may need through-bolts or a different wall.
• Old lime-plaster walls that crumble around a drill hole. Anchors need to be set deeper and tested.

Before drilling anywhere, check for concealed wiring and plumbing. Switches and sockets on the wall tell you where conduits probably run — usually straight up or across from them. A cable detector is cheap and worth the trouble; drilling into a live conduit is dangerous and drilling into a water pipe is worse. Switch off the MCB for that room's circuit while drilling near a switchboard.

Bracket types

Bracket	Good for	Watch out for
Fixed (slim)	Neat look, eye-level mount on a cool inside wall	No gap for air; no angle adjustment
Tilting	Mounting higher than eye level	Check the tilt range suits the height
Full-motion / swivel	Corner placement, rooms with more than one seating spot	Heavier load on fewer anchors; needs a solid wall

Whatever the type, match the bracket to the TV's VESA hole pattern and weight rating with margin, and use all the anchor points the bracket provides.

Heat and sun: the Nellore part

Indoor temperatures in March to June sit in the mid-30s, and an outside wall that gets afternoon sun is hotter than the room. A TV's boards and backlight age with temperature, so:

• Prefer an inside wall. If it must be an outside wall, choose one that does not face west.
• Keep direct sunlight off the screen — it heats the panel and washes out the picture. If the window cannot be avoided, a curtain at watching time is the fix.
• Leave a hand's width of gap behind and above the set; do not let a slim bracket press it flat against a warm wall.
• Do not box the TV into a closed cabinet, and keep the set-top box and router out from directly underneath it.
• Never mount a TV where a kitchen's heat and oil reach it, or directly above a gas geyser or stove.

Cables and power

Plan the socket and the surge protector before the bracket goes up, so the TV is not hanging on a cable that pulls at the HDMI port. A hanging HDMI cable works loose over months; a clip or a conduit sorts it. Leave enough slack to unplug the set during a thunderstorm without lifting it off the bracket.

Mistakes that cost a panel

• Lifting or carrying the set by the screen, or gripping it in the middle. Carry by the frame edges, two people for anything over 43 inches.
• Laying the TV face down on a surface with anything on it.
• Hanging the set on the bracket without locking the safety screws, then finding it has walked off one side.
• Mounting on plasterboard, a hollow block or crumbly plaster.
• Leaving a toddler's reach within range of a low-mounted or stand-mounted set without a strap.

If the set has a stand instead

The same rules apply: eye level, air around it, out of the sun, and a surge protector. Add an anti-tip strap if there are children; a 43-inch set on a narrow cabinet goes over easily.

A mount done well takes an hour and outlasts the TV. A mount done badly is one of the few ways to write off a panel without a fault in the set, and a panel is the one part that is not worth repairing.