Secret Jardin ORCA Tent OR240W 4x8 Grow Tent - 94 x 47 x 78 in

Secret Jardin ORCA Tent With a Diffuse Microfiber Lining

The OR240W measures 94 x 47 x 78 in (240 x 120 x 200 cm) on a 4 x 8 ft footprint. The lining is the story here. Instead of standard Mylar, the walls carry ORCA grow film, a microfiber reflective surface rated at 94% reflectivity across the visible spectrum. That surface is also 99% diffuse, so light scatters evenly off the walls instead of bouncing back as hot spots. The film reflects infrared strongly, which lets the walls work as a thermal shield against radiant heat. It blocks UV below 400 nm and does not yellow, and reflected light keeps its color with no iridescence. The outer canvas is a 400D fabric, and the tent is fully light tight once it is zipped. A removable waterproof tray covers the floor. The frame goes together from only five different tube types, which keeps assembly quick for a tent this size. Inside and out, the materials are washable, and the film resists mold, algae, punctures and tears. The tall ceiling leaves working room above a mature canopy for hanging fixtures and a carbon filter.

Laying Out a 4x8 Grow Tent Around Two Light Zones

Most growers light this space as two square zones side by side, each under its own fixture, or run bar-style LEDs along the long axis. That layout suits trays of short plants or a few large plants in fabric pots along the back wall. The diffuse lining pays off at the edges and corners, where plants next to the walls usually lag behind the center of the canopy. It does not change hang height, so follow each fixture's own chart for distance. Light heat stays inside, so size the exhaust around the full fixture wattage rather than the floor area alone. An inline fan and carbon filter at the top, pulling air out, keeps the tent under negative pressure and holds odor in. Between runs, wipe the film with a soft damp cloth, because abrasive pads scuff any reflective surface. The thermal shield helps most in a garage or basement where the room swings warm and cool between day and night. The honest limit is floor space. A tent this wide needs room on a long side to work, since reaching the back row from the front is a stretch. The floor tray catches spills, but a drain-to-waste setup still wants its own saucers or a drain table.

Key Features

• ORCA Grow Film Lining: The microfiber film returns light to the canopy that a dull wall would absorb.
• 99% Diffuse Surface: Light scatters evenly off the walls, which cuts hot spots and lifts the plants along the edges.
• Thermal Shield: High infrared reflectance helps the walls hold back radiant heat from the room around the tent.
• 4 x 8 ft Footprint: The long, full-height space fits two square light zones under one roof.
• Removable Waterproof Tray: The floor tray lifts out for cleaning after a spill or a messy transplant.
• Five-Tube Frame: Only five tube types go into the frame, so setup moves quickly even at this size.

Technical Specifications