AC Infinity
CLOUDRAY S4 4" Grow Tent Clip Fan (10-speed)
AC Infinity's 4-inch clip fan for grow tents — 10 speeds with dynamic wind modes, clips straight onto tent poles.
Show dealAir & Climate — deals & promo codes
63 grower deals in Air & Climate, each one linking straight to the seller for that deal — seed banks for seeds, Amazon (with our tag) for gear. Updated from checks dated Oct 2026.
Garden Supply Guys
CLOUDLINE S4 4" Inline Duct Fan with speed controller
AC Infinity's quiet 4-inch inline duct fan system with a wired speed controller — the exhaust half of a tent's airflow.
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Garden Supply Guys
CONTROLLER 69 PRO WiFi (controls 4 devices)
AC Infinity's WiFi controller runs up to four devices on independent programs, with dynamic temperature and humidity triggers and app data logging.
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Trimleaf
VIVOSUN AeroStream H09 Intelligent WiFi Humidifier, 9L
Vivosun's 9L AeroStream smart humidifier with WiFi app control — on sale at Trimleaf, marked down from its regular price.
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AC Infinity
AC Infinity Duct Carbon Filter 6 Inch — AC-DCF6
Six-inch duct carbon filter with an Australian virgin charcoal bed — scrubs odor from a 6-inch inline setup.
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AC Infinity
AC Infinity Flexible Ducting — 6 Inch, 25 ft
Flexible aluminum ducting, 6 inch by 25 ft — a four-layer build with a protective sleeve for quiet, durable runs.
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AC Infinity
AC Infinity Duct Clamps 6 Inch Stainless — 2-Pack
Stainless worm-drive duct clamps, 2-pack — seal ducting to fans and filters without leaks.
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Amazon
Carbon Filter 4 in — Australian Charcoal
4-inch scrubber for 2x2/2x4 tents. Rated for a full flower cycle or two of veg.
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Amazon
Carbon Filter 6 in — Australian Charcoal
The 4x4 standard scrubber. Hang it high — heat and smell both rise.
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Amazon
Carbon Filter 8 in — Australian Charcoal
Big-room scrubber for 5x5+ tents and double-light spaces.
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Amazon
Duct Booster Fan 6 in — 240 CFM with Speed Switch
In-line booster that gives long duct runs their push back. Built-in speed switch, plug-and-play cord.
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Amazon
Register Booster Fan 10 x 6 in — Smart with Thermostat
Register vent booster with a probe thermostat — evens temperatures between the grow room and the next room.
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Amazon
Ducting Aluminum Flexible 4 in — 25 ft
Four-layer aluminum duct with clamps. The 25-ft roll covers most single-tent runs.
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Amazon
Ducting Insulated 6 in — 25 ft
Insulated duct that cuts fan noise and stops condensation in cold rooms.
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Amazon
Worm Gear Hose Clamps Assorted — 20 Pack Mixed Sizes
Mixed-size stainless clamp assortment for ducting, hoses and filters — the spares drawer, filled.
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Amazon
Backdraft Damper 6 in — Inline
Spring damper that stops outside air (and smells) pushing back when the fan is off.
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Amazon
Duct Muffler Silencer 6 in — 30 in Long
Foam-lined muffler that takes the roar out of an inline fan run. Install after the fan.
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Amazon
Fan Speed Controller — Variable Dial
Plug-in variable controller for AC inline fans. Dial down night noise, keep temps in range.
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Amazon
Inkbird ITC-308 Temperature Controller
Dual-relay thermostat: one outlet heats, one cools. A grow-room staple for fans and heaters.
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Amazon
Inkbird IHC-200 Humidity Controller
Dual-relay humidity controller — runs a humidifier and dehumidifier/fan from one probe.
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Amazon
Dehumidifier 50 Pint — Room Size with Drain Hose
Pulls flower-room humidity into range. Continuous drain hose saves daily bucket duty.
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Amazon
Humidifier Ultrasonic Cool Mist — 4 Liter Top Fill
Top-fill 4L humidifier for veg tents. Use RO/distilled water to keep dust off lights.
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Amazon
Oscillating Clip Fan 6 in — Tent Pole Mount
Clip-on oscillating fan sized for tent poles — moves canopy air without a floor footprint.
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Amazon
CO2 Regulator for Grow Rooms — Solenoid and Flow Meter
Tank regulator with solenoid for controller-driven CO2 enrichment (tank sold separately).
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Amazon
CO2 Monitor and Controller — NDIR Sensor
Reads and doses CO2 from one unit — holds 1000-1200 ppm in sealed rooms.
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Amazon
Intake Filter Box 6 in — HEPA Pre-Filter
Filtered passive intake — keep dust, pollen and bugs out of a positive-pressure room.
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Amazon
Wireless Thermo-Hygrometer with App — 2 Sensors
Two wireless sensors (tent + room) logging to an app. Catch night spikes you'd never see.
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Amazon
Mini Hygrometer Thermometers — 6 Pack
Jar and dry-room hygrometers — one per curing jar, drying rack and tent corner.
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Amazon
Duct Reducer 8 in to 6 in — Galvanized
Step an 8-inch fan down to a 6-inch filter or port without leaks.
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Amazon
Y-Duct Splitter 6 in — Galvanized
Split one fan run to two tents or two ends of a big tent.
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Amazon
Flexible Duct Connector Noise Reducer — 6 in
Rubber coupling that isolates fan vibration from ducting. Cheap silence.
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Amazon
Carbon Pre-Filter Sleeves 6 in — 3 Pack
Washable pre-filter socks that double a carbon filter's working life.
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Amazon
Inline Fan Carbon Filter Combo Bracket — Ceiling Hang Kit
Straps and hooks rated to hang a fan+filter pair from tent roof poles safely.
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Amazon
HEPA Air Purifier for Grow Rooms — CADR 200+
Room air scrubber that cuts dust and pollen around (not in) the tent.
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Amazon
Replacement Probe for Inkbird Controllers
Spare temperature probe — the part that fails first, and the cheapest insurance.
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Amazon
TerraBloom EC Inline Fan 6 in — Quiet Series
EC-motor 6-inch fan built for low noise — a lung-room friendly workhorse.
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Amazon
TerraBloom Carbon Filter 6 in x 16 in
Virgin charcoal filter matched to 6-inch fans — long bed depth for flower-room odor.
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Amazon
Can-Fan Max Fan Pro 10 in
High-volume 10-inch fan for big rooms — moves air like it means it.
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Amazon
Phresh Carbon Filter 6 in x 16 in
Lightweight aluminum filter with RC-48 charcoal — the odor-control benchmark for many rooms.
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Amazon
Hurricane Inline Fan 12 in — 1060 CFM
Twelve-inch inline for warehouses and big greenhouse exhaust work.
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Amazon
Inline Fan 10 in with Speed Controller — Steel Housing
Ten-inch steel fan for 8x8+ tents and multi-light rooms.
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Amazon
ExHale CO2 Bag — Homegrown CO2
Mycelial CO2 bag that hangs above the canopy — no tanks, no regulators, 6 months of output.
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Amazon
Autopilot CO2 Monitor with Data Logging
Wall CO2 monitor that logs ppm history — see what sealed-room plants actually breathe.
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Amazon
Titan Atlas CO2 Controller — Fuzzy Logic
Controller that doses CO2 by ppm setpoint with a photo-sensor so it only runs lights-on.
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Amazon
Levoit Humidifier 6 Liter Smart Warm/Cool Mist
App-controlled 6L humidifier — big tank for lung rooms and dry climates.
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Amazon
Govee Humidifier 4 Liter Smart with App
Smart 4L top-fill with humidity targeting from the app — set VPD and walk away.
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Amazon
Pro Breeze Mini Dehumidifier — 52 oz Tank
Small-space Peltier dehumidifier for dry tents, closets and curing cabinets.
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Amazon
Eva-Dry E-500 Renewable Dehumidifier — 2 Pack
Plug-to-recharge silica units for cabinets and small sealed spaces. No cords in use.
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Amazon
Greenhouse Shutter Fan 20 in — Heavy Duty
Wall exhaust fan with shutters for greenhouses and workshops — real air exchange.
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Amazon
Barn and Shop Fan 24 in — Drum Style, Rollable
High-velocity drum fan that moves a whole room's air — drying and cooling muscle.
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Amazon
Wall-Mount Oscillating Fan 18 in — 3 Speed with Remote
Wall fan that frees the floor and sweeps a lung room corner to corner.
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Amazon
Tower Fan 42 in Oscillating — Quiet with Timer
Slim tower for living-space grows where a drum fan won't be tolerated.
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Amazon
Duct Fan Housing Washable Pre-Filter — 6 in Inline
Inline filter box that catches intake dust before the tent — wash and reuse the pad.
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Amazon
Carbon Filter Flange 10 in — Steel
Ten-inch flange for the big scrubbers — seal it once, seal it right.
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Amazon
Duct Y-Splitter 8 in to 6 in — Galvanized
Wye fitting that splits an 8-inch run into two 6-inch tent feeds.
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Amazon
Flexible Ducting 8 in — 25 ft Black Interior
Black-core 8-inch duct that doesn't glow under light like silver duct can.
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Amazon
Intake Fan 4 in USB — Quiet for Cabinets
USB-powered mini inline for clone cabinets and dry boxes — silent air exchange.
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Amazon
Thermo-Hygrometer Station with 3 Remote Sensors
Base station + three sensors: tent, dry room and lung room on one display.
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Amazon
CO2 Regulator Spare Solenoid Valve
Replacement solenoid for common CO2 regulators — the click that stops, fixed.
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Amazon
Humidifier Float Valve Kit — Auto-Fill
Plumb a humidifier to a water line and end daily refills in dry season.
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Amazon
Inline Duct Heater 6 in — 1500W with Thermostat
Duct heater that warms intake air on cold nights — lung-room comfort for plants.
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Amazon
Replacement Carbon Pre-Filter 8 in — 3 Pack
Washable sleeves for 8-inch filters — the cheap habit that doubles filter life.
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Amazon
Silencer Box for Inline Fans — Acoustic Cabinet 6 in
Plywood-style acoustic box that swallows fan hum in sound-sensitive homes.
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