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🚫🐜 Outsmart Roaches Quietly, Win Big on Peace of Mind
Gentrol Point Source IGR Discs deliver a 90-day insect growth regulator treatment that disrupts the reproductive cycle of German cockroaches and other pests. Each adhesive-backed disc covers up to 75 square feet, releasing a non-spray vapor that penetrates hard-to-reach areas. Designed for sensitive environments like kitchens and hospitals, this discreet, easy-to-activate system supports a comprehensive pest control strategy without harsh chemicals or daily maintenance.


| ASIN | B0BY3PSWMB |
| Best Sellers Rank | #3,844 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #7 in Beneficial Pest Control Insects |
| Brand | USA Supply |
| Brand Name | USA Supply |
| Customer Reviews | 4.6 out of 5 stars 894 Reviews |
| Included Components | IGR |
| Item Form | Spray |
| Liquid Volume | 16 Fluid Ounces |
| Manufacturer | Zoecon |
| Model Number | PointSource.box.1-Gloves |
| Part Number | PointSource.box.1-Gloves |
| Special Feature | Highlight Safety: Emphasize that it is safe for, and intended to be used in, sensitive areas. |
| Special Features | Highlight Safety: Emphasize that it is safe for, and intended to be used in, sensitive areas. |
| Target Species | Insects |
| UPC | 791101397419 |
E**S
A Smart Long-Game Tool for Breaking the Roach Cycle
A Smart Long-Game Tool for Breaking the Roach Cycle This is not the kind of product that gives you dramatic overnight results, but it is exactly the kind of product that makes sense if you are trying to solve a roach problem the right way instead of just chasing what you can see. An insect growth regulator works differently from a spray or bait, and that is what makes this useful. Instead of simply killing on contact, it helps break the reproductive cycle so the infestation has a much harder time continuing. What I like most is the format. These discs are easy to activate, easy to place, and much less messy than sprays. That makes them especially useful in cabinets, under sinks, behind appliances, laundry areas, bathrooms, and other spots where you want treatment working quietly in the background without coating everything in chemicals. The adhesive backing also makes placement simple. Another big plus is that this fits well into a more complete pest-control plan. If you are dealing with German roaches especially, you usually need more than one approach. These discs make sense as part of that strategy because they address the breeding cycle rather than just the visible bugs. I like products that work on the root of the problem instead of only the symptom, and this clearly falls into that category. I also appreciate that it is discreet and low effort once placed. No strong smell, no spraying, no daily maintenance. You put them where needed and let them do their job over time. For kitchens and other sensitive areas, that kind of quiet setup is a real advantage. The reason this earns 5 stars from me is that it is designed for realistic pest control, not just quick emotional satisfaction. Roach control usually takes persistence, and this is the kind of product that supports that process well. It is especially valuable if used early, before a smaller issue becomes a much bigger one. The main thing to understand is that this is not a standalone miracle fix for every situation. If there is a serious infestation, you still need good sanitation, sealing of entry points, and often bait or other control methods as part of the overall plan. This works best as part of a system, not as a one-step cure-all. Overall, this is a very practical product for anyone serious about getting control of a roach problem and reducing the chances of it bouncing right back. Bottom line: An easy-to-use and very worthwhile addition to a serious roach-control plan, especially because it helps break the breeding cycle instead of just dealing with the insects you happen to see.
W**M
Bugs beware
A couple years ago I lived in an apartment that did not disclose that it had a German roach infestation. When I tell you one day, I saw a couple and a week later, my cabinets were crawling. Like any panicked person would do. I went into deep research, trying to figure out what to do. Obviously I felt helpless because the problem just kept getting worse to the point. I didn’t even touch anything I didn’t want to sleep at night. Eventually I came across somebody who recommended this as well as advion (not sure if I spelled it right) but when I tell you, it saved my life. I put them everywhere more than they recommended to be honest as well as bait, and I managed to overcome a full-blown infestation in a month. Now, every time I even see movement out of the corner of my eye, I rush to buy these just in case. I have not seen a roach in years, but I will never not have these placed just in case. They are easy to use you just crack and stick. You get so many of them way more than you actually need so the price is extremely worth it.
A**H
It works!!!!
We noticed and influx of water bugs and were wondering what was going on. Well there was a slow leak under the kitchen sink and went on over to the dishwasher. This will not work alone. You need to lay down a good gel bait in small drops so the bugs can eat it and take it back to the nest to kill them off. This stuff makes them sterile and they can’t reproduce. It’s been one week since I put these down and haven’t seen a cockroach since. If you have a bug problem I highly suggest you get this product asap.
J**B
THE ROACH ERADICATOR
Research has shown that one female cockroach can reproduce one million roaches in six months. Imagine how many babies one hundred female cockroaches could reproduce in six months. Cockroaches can live up to seven years depending on the type of roaches in the infestation and the surrounding environmental conditions such as available food, water sources and the abundance of places for them to safely nest. This rapid reproduction factor combined with their potential longevity are two of the reasons that cockroaches are so hard to get rid of - especially German cockroaches. However, if we can eradicate roaches on these two fronts we can shorten the time that it takes to get of a roach infection. Realistically, one should allow between three to six months to completely eliminate a roach infestation. GENTOL is not a poison; it is instead a growth regulator that that prevents prepubescent roaches from reaching full adult maturity, thus making them incapable of reproducing. This can greatly shorten the time that it takes to get rid of any roach infestation. GENTOL works best when it is used in combination with a poisonous gel. I have chosen Advion Cockroach Bait Gel as my preferred poison. This gel does not immediately kill the roaches. Therefore, it allows more time for them to carry the poison back to their nests where it will kill off the baby roaches. And, because roaches wil often eat each other these cannibalistic roaches, who eat these dead poisoned roaches, will consume their poison and die soon thereafter. Amazing results can be achieved with Advion Cockroach Bait Gel within three days, as you most likely will find hundreds of dead roaches everywhere that Advion Gel has been properly applied. These two companion products should be administered as part of a predetermined three to six month program; even one overlooked egg-bearing cockroach can start the cockroach infestation all over again. How long it takes to get rid of a cockroach infestation depends on the extent of the infestation, the type of cockroaches that you have, the quality of the irradiation products that you use and how effectively and diligently you apply them. And, keeping one's home environment as clean as possible will also contribute to a faster elimination of an infestation. The tiniest crumb can become a feast to a hungry cockroach; these tiny and often unnoticed food particles can also lure roaches away from the poisonous bait and thus can significantly extend their life expectancy. Don't wait! Cockroach infestations can spread very quickly. And, the longer you wait to get started the harder it will be to get rid of the infestation. Cockroaches are not only unsightly, they can also be extremely dangerous to your health. Their feces can cause serious allergenic bronchial infections and they can also carry dangerous bacterial and staff diseases. I will provide an update to the efficacy of GENTOL after three months of continued use. But, for now I am very satisfied with GENTOL and Advion Cockroach Bait Gel. After only two weeks almost all of the visible cockroaches are gone. Both of these two companion products can be purchased from Amazon. I highly recommend these two roach eradicators and give them both five super big happy-faced stars.
L**S
I hesitate to say anything
We haven't seen the pantry beetles that were plaguing us for a few months now. I hesitate to say that because of the old superstition that mentioning something is going well just brings the problem back down on you, but it's true. We changed these out about three times, kept cleaning out the colonies as we found them, transferring tempting food sources to more secure packaging, etc., and it does seem to have been effective.
V**L
Works well
Unlike most customers, I’m trying to take care of this problem myself. Aside from this, I’m using regular bait traps and Raid spray. Over the last couple of months, I’ve noticed a huge drop in the number of insects I’ve seen, which i wasn’t getting with the over the counter stuff I was using. They are really easy to set up and aren’t obvious.
A**A
Worked crazy
I paired it with Advion gel, worked crazy quick.
J**S
Easy to use.
These are easy to use. Works well. No odor and very discreet. I would highly recommend this product.
Trustpilot
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