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๐ Pump Like a Pro, Anywhere, Anytime!
The Underhill Big Gulp Pro Siphon Suction Water Pump is a durable, high-capacity fluid transfer tool featuring a crush-resistant polycarbonate body, patented MudGuard system to prevent debris clogging, and fully removable parts for easy cleaning. With a 36-inch pump length, 72-inch outlet hose, and ergonomic design, it delivers 37 oz per stroke at 8.22 gallons per minute, making it ideal for professionals needing reliable water removal in demanding environments.










| Asin | B00EE3OL8Q |
| Best Sellers Rank | #46,133 in Patio, Lawn & Garden (See Top 100 in Patio, Lawn & Garden) #236 in Water Garden & Pond Pumps |
| Brand Name | Underhill |
| Color | Clear |
| Customer Reviews | 4.4 4.4 out of 5 stars (415) 4.4 out of 5 stars |
| Flow Rate | 8.22 gpm |
| Global Trade Identification Number | 00732185002486 |
| Included Components | pump |
| Item Dimensions L X W X H | 4"L x 4"W x 38"H |
| Item Type Name | Pump |
| Manufacturer | Underhill |
| Manufacturer Part Number | A-G3672-CK |
| Manufacturer Warranty Description | Underhill International offers a 2-year, no hassle warranty for every product we manufacture. After 30-day Amazon policy, please contact Underhill International directly for any warranty claims. |
| Material Type | Aluminum |
| Maximum Lifting Height | 36 inches |
| Model Number | A-G3672-CK |
| Number Of Items | 1 |
| Number Of Packs | 1 |
| Power Source | Ac/dc |
| Product Style | 36" Pump |
| Specific Uses For Product | Sprinkler and valve box water removal, fountain maintenance, pipe repair, boat bilge pumping, toilet overflow, spa water changes, emergency water extraction, construction site water management, rain and snow cleanup, traveling and road trip water issues |
| Unit Count | 1 Count |
| Upc | 732185002486 |
User
Worked great for me.
I bought this to get the water out of a 23ft sailboat I got that had been sitting for years. The pump worked exactly as expected. I was impressed with the speed in which it removed the water. It will be staying on the boat as a backup pump after it is fixed up and ready to sail. It seems sturdy and the long hose was just what I needed to get the water over the side. I feel like it will continue to work well.
User
Really like this pump
Really impressed with this pump. I don't use it everyday but when I do it's the perfect tool! Price was good and it is dead simple to use.
User
So easy, so effective.
We had an outside faucet that developed a persistent leak. We couldn't get it sorted so had to hire a plumber. Ha! Couldn't get here for a week. The faucet comes out of the base of the upstairs of the house....it also drips right onto the carport concrete pad which butts up to the foundation of the house which was seeping dowd into the foundation wall. In the meantime, I got a fast delivery on this pump. Set up a series of huge outdoor non-draining flowerpots so could siphon water away from the foundation. It was a bit rube goldberg, but we kept things dry. Plumber got here. Was able to get all the old fittings replaced and fitted inI love that pump. It works like a dream. Plumber was expensive, but cheaper than dealing with leaks on the foundation walls.
User
Easy. to use
Works as advertised.
User
The suction is not great
The gasket or seal in the pump is not good enough to pump efficiently. Not a strong pump.
User
Great pump for when you don't have electricity
I initially used this to drain water around a leaking irrigation pipe. Now I use it to transfer water from my rain barrels. It's very effective in situations where an electric pump isn't convenient.
User
powerful but easy to use
I had a local tree farm plant a very costly 15 foot tree. I had NO idea it would be so much work. They included a large (4 inch diameter) pipe that I am to check regularly and if it has water in it, apparently there's too much water in the root ball (WHO KNEW?????) So I have to pump out the excess water. I ordered this pump and it works like a charm. I'm a 71 year old woman so I don't want anything that requires a lot of lifting or strength to use. This is so easy. Put the shaft into the pipe and pump (why is this sounding so SEXUAL all of a sudden??) Each stroke (OMG here I go again) removes a significant amount of excess water and in a matter of moments, the root ball is no longer sitting in standing water. Easy and quick (that's what they call me too)
User
Works well
The pump works very well. It can drain water very quickly. It seems very sturdy and the extra-long hose is great. It first I thought the hose was too long but I realized itโs very helpful to have the extra length so you can direct the expelled water away from where you are draining.
Trustpilot
2 months ago
3 weeks ago