Outdoor Gear

Chapin 20004 SureSpray 1-Gallon Pump Sprayer

A 1-gallon poly pump sprayer with a translucent funnel-top tank, an adjustable cone nozzle, a 34 in hose and seals you can clean or replace.

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Mike ManningBy Mike Manning
Marine veteran, gym owner, dad
Recon Report: full review pendingPhotos: ChapinUpdated 2026-09-17
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Product Information, Not A Review

Specs, pricing and buying notes taken from the manufacturer so you can compare this against whatever else you are looking at. I have not had this one in my hands. When it goes through real use it gets rewritten as a full review, with a rating and my own photos.

Chapin 20004 SureSpray 1-Gallon Pump Sprayer

Quick Specs

CategoryOutdoor Gear
BrandAmazon
ReviewedSep 17, 2026
Tank volume1 gallon
Tank materialPolyethylene, translucent so fluid level is visible
FillFunnel-top tank for spill-free refills
NozzleAdjustable cone nozzle, targeted stream or broad spray
Hose34 in hose for reach
ServiceabilityModular design so seals can be cleaned and replaced
Origin and warrantyMade in the USA with global materials, 1 year limited warranty
Intended useWeeds, pesticides, fertilizers, mulch glue and general spraying

What Stands Out

  • Translucent tank, so the fluid level is visible without opening it
  • Funnel-top fill, which keeps the mix off your boots
  • Adjustable cone nozzle goes from a targeted stream to a broad spray
  • Modular design means seals can be cleaned and replaced instead of retiring the sprayer
  • Made in the USA with global materials

What To Check

  • 1 year limited warranty, shorter than the lifetime coverage on other picks on this shelf
  • The listing family includes other tank sizes and multipacks, so it is easy to order the wrong one
  • One gallon is a spot-treatment size, not a whole-lawn size

The Chapin SureSpray is the number one best seller in Amazon's lawn and garden sprayers, which is as strong a signal as this shelf has. It is a one-gallon poly tank, a pump handle, 34 inches of hose and an adjustable cone nozzle.

That combination covers the jobs that come up between mows: the weeds in the driveway cracks, the fence line the mower cannot reach, the ant mound by the back gate, a feed for the tomatoes.

Read this before the first fill. This is a chemical applicator. Keep kids and dogs off treated ground until it is fully dry. Rinse the tank after every single use. And never mix weed killer in a sprayer that later gets used for plant food, because the residue will kill what you were trying to feed. If you plan to run both, buy two and label them.

The Numbers That Matter

1 gallon. That is a spot-treatment size. It is light enough to carry around the yard with one hand and small enough that you mix only what you need, which is how you avoid storing leftover chemical.

Translucent tank with a funnel top. Two small things that show up every time. You can see how much mix is left without unscrewing the cap, and the funnel is the difference between a clean fill and herbicide running down the side.

Replaceable seals. Seals are what fail on a pump sprayer. Chapin builds this one so they can be cleaned or swapped, which is why these last past the season where cheap sprayers quit.

SpecWhat it decides
1 gallon poly tankSpot treatment, not whole-lawn coverage
Translucent bodyWhether you can see the level mid-job
Funnel topHow clean the refill goes
34 in hoseHow far you reach without moving the tank
Replaceable sealsWhether a leak ends the sprayer

Who It Is For

The dad handling his own yard chemicals instead of paying a service. Confirm the buy link lands on the 1-gallon version and not the 2-gallon or a multipack, since they share a listing family.

It runs alongside the rest of the basic kit: the Fiskars bypass pruning shears for the shrubs, Grampa's Weeder if you would rather pull a weed than spray it, and the Orbit programmable hose timer for keeping the rest of the yard alive.

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The Short Version

A one-gallon pump sprayer is how weeds actually get killed between mows, and how a dad treats fence lines, driveway cracks and fire ant mounds without renting anything. It sits between the power tools and the hand pruner on this shelf, and it is the piece most readers already know they need.

Mike Manning

MIKE MANNING

Founder, Every Dad Carry

Dad | Coach | Marine Corps Veteran

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Chapin 20004 SureSpray 1-Gallon Pump Sprayer

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