Window Duct Kit, Universal Vent Port for 4” and 6” Inline Fans, Window Vent Kit Fit with HVAC Ducting, Hoses, Duct Fans, Air Conditioner, and Dryer in Homes, Grow Tents, and Grow Rooms

this is hands down the best window exhaust for whatever need you have for it. Does'nt matter 6" or 4' you are getting the best i work as a lead maintenance for a company and in the spring time i put in over 80 AC units and this one is so easy to install and looks and performs great i use this at home and i have asked for the spring time to swap over to these so as i need them even at work now im gonna have them thats how much i like this product nd if any other Product coming from AC infinity there compotition cant even compare to their products all the way down to how it is Packed AC infinty has one up on all the rest

Packaging is great and sleek. All components are neatly wrapped up inside sealable bags and instructions are easy to follow. Plus they are carefully packaged and designed inside this manual. The regulating mechanism for extending the plastic planks works well and is easy to set up. I'm surprised the whole thing is not more expensive.

The one glaring issue is the fact there is no grill over the opening. I'm having issues with birds going in the opening... I'm going to 3d print my own grill.

Simple design, quality, fits most windows! Perfect for the renter/gardener.

I’m using this to connect a 6in flexible duct and inline fan to exhaust a high performance PC. The PC and graphics card put out some major heat when the room door is closed. I put the intake fan next to PC and when running triple A titles, the heat goes out the window and I don’t live in a sauna anymore. Works perfect for this purpose and I am not paying for an extra window AC unit. That would probably work as well, but spending more electricity to cool a room seems less efficient than just exhausting the hot air out with a fan.

The product is comparable quality to other brands with similar design. The main flaw is even though there is a 6" fitting, it still reduces down to fit the oval on the window plate. If you're using this for laser or smoke exhaust, you know back pressure is not good for the exhaust fan and will cause acidic smoke build up inside the fan and motor severely shortening its life. Secondly, the oval style outlet on the window plate doesn't allow clearance for the couplings to hose or pipe inside the window frame for some window styles especially vinyl style with raised sill. So, it doesn't allow exhaust window plat to rest in the bottom of the sill making it difficult to seal and decreasing rigidity overall.

Solid build, fits the window well, hose fits secure, and doesn’t change size during use. Using it in a window that slides side to side.

Firstly, this product shouldn't cost this much, imo, but no one has a corner on the market, so a few companies are battling it out. (hello Vivosun). The dimensions are accurate, installation is easy and the 6" attachment, which we're all here for, is secure enough. Does what it says on the tin, and on Amazon circa 2024, that's all we ask for.

Awesome product & Seller, exactly as described and shipped lightning fast as well.

I searched high and low to find a window kit to suit 4" (100mm) ducting for my laser engraver enclosure. All seem to be made for 6" airconditioner units and were difficult to adapt. So while I didn't buy this due to any quality considerations (a quality that is quite evident), the adaptor certainly did the job and the ventilation system works a treat. Unfortunately, as is highly likely with all-rounder kits, large parts of the purchase ended up wasted and I'd estimate 40% of the cost went in the bin. It'd be nice to see this as a dedicated 4" or 6" kit to save a bit of money.

Well made. Flexible sizing.

does the jod

Good product