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Will this prevent backflow?Is this compatible with all dishwashers?How do I install this air gap?What is the warranty period?What tools are needed for installation?

Dearborn 5/8-in x 7/8-in O.D. Brushed Nickel Plastic Dishwasher Air Gap

Name: Dearborn 5/8-in x 7/8-in O.D. Brushed Nickel Plastic Dishwasher Air Gap
Brand: Dearborn
SKU: 5002209993
Price: 15.98 USD
Availability: InStock
Rating: 4.2 (188 reviews)

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4.2

188

Manufacturer Color/Finish: Brushed Nickel

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Shipping

Fri, Sep 4

11 available

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Dearborn Plastic Dishwasher Air Gaps are designed to prevent backflow and ensure proper dishwasher drainage, featuring a 5/8-in O.D. inlet and 7/8-in O.D. outlet for compatibility with standard dishwasher hoses. Their durable plastic bodies are complemented by decorative caps that seamlessly matching existing sink hardware for a cohesive kitchen aesthetic. Dearborn is known for providing superior quality and products designed with the plumber in mind.

Plastic dishwasher air gap
For use with dishwasher to prevent backflow
5/8-in inlet and 7/8-in outlet
Brushed nickel top and plastic body

General
Color/Finish Family	Silver	Material	Plastic
Finish	Nickel	Application	Dishwasher
Manufacturer Color/Finish	Brushed Nickel	Inlet Thread Type	Compression
Type	Air gap	Outlet Thread Type	Compression

Dimensions
Inlet Diameter	5/8-in

Features
Universal Fit	Yes

Certifications
CA Residents: Prop 65 Warning(s)	Prop 65 WARNING(S) -

Warranty
Warranty	1-year limited

Miscellaneous
UNSPSC	30181500

Check out the Best Selling Air Gaps on Lowes.com

Review

4.2 out of 5

188 Reviews

82% Recommend this product

Ratings may include incentivized customer reviews.

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What Customers Are Saying

Customers overwhelmingly praise the ease of installation and smooth setup experience. Many highlight how straightforward the process was, with several noting attention to detail throughout. Most reviewers express strong satisfaction with their purchase, viewing it as a wise decision. A small number mention that some plumbing knowledge may be helpful, though this rarely detracts from overall positive sentiment. Despite this minor consideration, the vast majority of customers recommend the product.

Customer review summary generated by AI, including incentivized reviews.

188 Customer Reviews

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Installed as a replacement

Would Recommend

Purchased to replace old one while installing the new dishwasher also purchased from Lowes along with new braided hot water line for all new set up.

AK TomJune 28, 2026
From 5_SLASH_8-in x 7_SLASH_8-in O.D. Polished Chrome Plastic Dishwasher Air Gap Verified Purchaser

Was this Review Helpful ?

It is a perfect fit

Would Recommend

It fixed my dishwasher problem

BuddyMay 6, 2026
From 5_SLASH_8-in x 7_SLASH_8-in O.D. Polished Chrome Plastic Dishwasher Air Gap Verified Purchaser

Was this Review Helpful ?

good service, lower price

Would Recommend

good service, lower price

legend fallMay 1, 2026
From 5_SLASH_8-in x 7_SLASH_8-in O.D. Polished Chrome Plastic Dishwasher Air Gap Verified Purchaser

Was this Review Helpful ?

Basic Air Gap That Prevents Backflow

Would Recommend

The Dearborn 5/8-in x 7/8-in O.D. Polished Chrome Plastic Dishwasher Air Gap is a simple plumbing safety device designed to prevent contaminated water from siphoning back into the dishwasher. It performs a straightforward but important function in residential kitchen setups. The polished chrome finish gives it a cleaner appearance on the countertop, though the body itself is plastic underneath. Fit and assembly are uncomplicated, and it installs easily through standard countertop openings with ...

JamesApril 25, 2026
From 5_SLASH_8-in x 7_SLASH_8-in O.D. Polished Chrome Plastic Dishwasher Air Gap Verified Purchaser

Was this Review Helpful ?

Perfect fit

Would Recommend

Worked just as it should

DougApril 18, 2026
From 5_SLASH_8-in x 7_SLASH_8-in O.D. Polished Chrome Plastic Dishwasher Air Gap Verified Purchaser

Was this Review Helpful ?

You will need some plumbing experience.

Would Recommend

It was easy to install.

T206February 11, 2026
From 5_SLASH_8-in x 7_SLASH_8-in O.D. Polished Chrome Plastic Dishwasher Air Gap Verified Purchaser

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COMPARE PRODUCTS

		Name	Current Item Dearborn5/8-in x 7/8-in O.D. Brushed Nickel Plastic Dishwasher Air Gap
		Ratings	188
		Type	Air gap
		Material	Plastic
		Finish	Nickel
DancoPlastic Air gap	KrausMetal Air gap	Design HouseBrass Air gap	KrausMetal Air gap	MoenMetal Air gap	MoenMetal Air gap	KrausMetal Air gap	DeltaBrass Air gap	KOHLERPlastic Air gap
45	35	7	35	5	5	35	29	4
Air gap	Air gap	Air gap	Air gap	Air gap	Air gap	Air gap	Air gap	Air gap
Plastic	Metal	Brass	Metal	Metal	Metal	Metal	Brass	Plastic
Black	Stainless steel	Chrome	Black	Stainless steel	Stainless steel	Chrome	Chrome	Nickel