How to Build a DIY
Golf Simulator at Home

Before anything goes into the room, mark the exact footprint of your enclosure on the floor using painter's tape or chalk line. Mark where the front frame uprights will sit, where the hitting mat will go, and where the golfer will stand. Step back and visually confirm that the enclosure fits the space with adequate clearance on both sides and behind the golfer.

Also mark the projector position on the ceiling at this stage — you'll need to know where it's going before you run any cables or mount any hardware. A short-throw projector typically mounts 5–8 ft behind the screen center, above and slightly behind the golfer's position.

If you're adding rubber tiles, foam underlayment, or any floor surface — do it now, before the enclosure frame is assembled. Fitting floor tiles under an assembled frame is awkward and usually results in gaps and uneven edges.

For garage and basement builds on concrete: lay a 3/4-inch EVA foam tile base across the full hitting area (minimum 8 ft × 6 ft). This cushions the concrete, reduces noise from ball impact, and protects your joints on extended sessions. The hitting mat goes on top of the foam tiles — not directly on bare concrete.

Run extension cords or have an electrician add outlets to the positions you need before the frame goes up. You'll need power near the projector mount position and near the launch monitor position. Running cables through or around a fully assembled enclosure frame is significantly harder than doing it before assembly.

Identify your cable management plan now: how will the projector cable reach from the mount position to the computer or power source? Will it run along the ceiling? Along the wall? Cable clips rated for the ceiling surface make this clean and permanent.

Unbox and inventory all enclosure components before starting — confirm you have all poles, connectors, and hardware. Lay everything out on the floor in position before beginning assembly.

Assemble the back frame first (the rear vertical uprights and top rear crossbar), then the front frame, then the side connections. Work from the back forward — this gives you a stable structure to work against as you add components. Most two-person teams complete frame assembly in 90–120 minutes.

Once the frame is standing, attach the side netting, then the top netting. Leave the front open for now — you'll hang the screen last so it doesn't get in the way during setup.

Attach the screen to the front frame using the included bungee or rope loops through the grommets on the screen perimeter. Start from the top center and work outward and down — this distributes tension evenly.

The screen should be stretched taut but not over-tensioned. A screen that's too loose will billow on impact and create an inconsistent projection surface. A screen that's over-tensioned at the grommets will wear prematurely. The correct tension creates a flat, firm surface with a small amount of give — similar to a well-stretched canvas.

Place the hitting mat at your planned hitting position — typically 8–10 ft from the screen surface. The mat should sit on the foam underlayment, not directly on bare concrete. If your mat has a separate landing area or fairway section, position it in front of the main turf strip toward the screen.

Most hitting mats don't need to be fixed to the floor — their weight keeps them in position during normal use. If you find the mat sliding on the foam tiles, a non-slip mat liner underneath solves the problem without any floor modifications.

Mount the projector at its planned ceiling position using a ceiling bracket rated for the projector's weight. Use a stud finder to locate joists for the mount screws — drywall anchors alone are not rated for projector loads. Most ceiling-mount projectors hang 4–8 ft behind the center of the screen surface.

With the projector powered on, use keystone correction to square the projected image to the screen. Aim for the image to fill the screen with minimal overshoot on any edge. Most short-throw projectors have both horizontal and vertical keystone correction — use both to get a clean, fully square image.

Position the launch monitor per its specific placement requirements — these vary significantly by device. Camera-based monitors (Bushnell Launch Pro, Foresight GC3) typically sit to the side and slightly forward of the hitting position. Radar-based monitors (Garmin R10, FlightScope Mevo+) sit behind the ball, requiring 2–5 ft of clearance in that direction.

Follow the manufacturer's setup guide exactly — launch monitor placement errors are the single most common cause of bad data in home simulator builds. Once positioned, connect to the simulation software and run 5–10 calibration shots before playing. Hit shots you know — a straight 7-iron at your typical distance — and confirm the data is sensible before trusting it.

Install your simulation software on the PC that will run the simulator. GSPro requires a Windows machine with a dedicated GPU — confirm system requirements before download. Connect the launch monitor to the software via Bluetooth or USB per the manufacturer's instructions.

Load a simple practice range (not a full course) for your first session. Hit 10–15 shots with a 7-iron and compare the data to your real-course baseline. Carry, ball speed, and launch angle should be consistent with your outdoor numbers within 5–10%. If they're wildly off, revisit launch monitor placement before playing a course round.