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Qwik Products

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Product Image of QwikCheck Acid Test Kit
QwikCheck Acid Test Kit
SKU: QT2000
Qwik Products
SKU: QT2000
(8)
$11.49 each
In Stock
Get 268 by Tue, Nov 17
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Product Image of Qwik Descaler+ (1 Gallon)
Qwik Descaler+ (1 Gallon)
SKU: QT7710
Qwik Products
SKU: QT7710
(58)
$17.32 each
In Stock
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Product Image of QwikLug 3 Terminal Repair Lugs/Bag 10 AWG - 4 ft Leads w/ Spades
$36.79 each
In Stock
Get 34 by Tue, Nov 17
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Product Image of QwikLug 3 Terminal Repair Lugs/Spades w/o Wire
$34.30 each
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Product Image of QwikSwap V3
QwikSwap V3
SKU: QT6104
Qwik Products
SKU: QT6104
(18)
$286.35 each
In Stock
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Product Image of QwikSwap X1
QwikSwap X1
SKU: QT6101
Qwik Products
SKU: QT6101
(5)
$92.59 each
In Stock
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Product Image of Qwik Descaler+ (1 Quart)
Qwik Descaler+ (1 Quart)
SKU: QT7712
Qwik Products
SKU: QT7712
(2)
$14.20 each
BOX UP & SAVE 12%
$99.60 box of 8
$12.45 each
In Stock
Get 69 by Tue, Nov 17
In Stock
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Product Image of Puraclean Filter Spray 16 oz Bottle
$16.89 each
In Stock
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Product Image of QwikSwap X3 Universal ECM Constant Torque Motor Replacement
$154.43 each
In Stock
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Product Image of QwikTreat Time-Released Condensate Pan Treatment (100 tablets)
$22.12 each
In Stock
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Product Image of QwikLug 3 Terminal Repair Lugs/Bag 10 AWG - 2 ft Leads w/ Nut
$40.69 each
In Stock
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Product Image of QwikBright Microchannel Coil Cleaner & Protectant (1 Gallon)
$26.53 each
In Stock
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Product Image of QwikLug 3 Terminal Repair Lugs/Bag 12 AWG - 4 ft Leads w/ Spades
$36.00 each
In Stock
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Product Image of Qwik Descaler+ Kit
Qwik Descaler+ Kit
SKU: QT7711
Qwik Products
SKU: QT7711
(2)
$185.68 each
In Stock
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Product Image of QwikConnect ECM Adapter
$91.53 each
In Stock
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Product Image of Qwikpad for Generac/Honeywell Generator 9-26 kW
$676.36 each
In Stock
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Product Image of QwikLug 3 Terminal Repair Lugs/Bag 12 AWG - 2 ft Leads w/ Nut
$38.50 each
In Stock
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Product Image of QwikTreat Mold Test Kit
$13.75 each
In Stock
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Product Image of  QwikSoaker Foaming Gun
$70.00 each
In Stock
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Product Image of Ground Anchor Screw Kit (Pack of 2)
$117.18 each
In Stock
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Product Image of QwikTreat AC Drain Line Cleaner (8 oz.)
$9.00 each
In Stock
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Product Image of QwikDetector Furnace Leak Detector
$25.58 each
In Stock
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Product Image of Line Set Flush Tool
Line Set Flush Tool
SKU: QT1110
Qwik Products
SKU: QT1110
$11.82 each
BOX UP & SAVE 6%
$66.54 box of 6
$11.09 each
Out of Stock
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Product Image of Humidity Sensor for QT6000 & QT6100
$162.31 each
In Stock
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Product Image of Replacement O Rings for 0.5 oz QwikInjector (2 per bag)
$7.63 each
Backorder
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Product Image of Optional Concrete Anchor Kit for QwikPad for Generators (1 Anchor per kit)
$28.43 each
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Product Image of Can Access Valve
Can Access Valve
SKU: QT1105
Qwik Products
SKU: QT1105
$37.84 each
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Product Image of QwikInjector 0.5 oz Liquid Injector w/ bottle of QwikShot Acid Flush
$29.45 each
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Product Image of Qwikpad for Briggs and Stratton Generator 17/20 kW Steel Enclosure
$656.45 each
In Stock
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In Stock
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Product Image of Squeeze-Type Nozzle Lineset Flush Tool
$40.93 each
Out of Stock
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Product Image of QwikGloPro UV Leak Detector (1/2 oz)
$13.87 each
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Product Image of QwikSeal 2 part AC/R Leak Sealant and Drying Agent
$28.60 each
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Product Image of Qwikpad for Briggs and Stratton Generator 20 kW Aluminum Enclosure
$698.30 each
In Stock
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In Stock
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Product Image of QwikShot Acid Flush, 1 Treatment (1/2 oz)
$12.55 each
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Product Image of Qwikpad for Briggs and Stratton Generator 17/20/26 kW
$547.94 each
Backorder
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Product Image of Super Universal QwikPad
Super Universal QwikPad
SKU: QT8202
Qwik Products
SKU: QT8202
$530.59 each
Out of Stock
Get it by Wed, Dec 2 - Wed, Dec 9
Out of Stock
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More About Qwik Products

Qwik Products is the HVAC/R tools and service-products brand of Mainstream Engineering. The company is a research and development based manufacturer. It was established in 1986 and is headquartered in Rockledge, Florida. Mainstream Engineering built its early business translating government and defense research into practical commercial technology, and it still manufactures its product lines in the United States. Contractors working in refrigeration and air conditioning service turn to the Qwik Products line for tools built on that same engineering background.

Mainstream Engineering organizes its work around a handful of core technology areas, including thermal control, power electronics, materials science, and mechanics. Qwik Products channels that research and development focus into field-ready tools and chemicals aimed at common HVAC/R maintenance tasks, rather than laboratory equipment or one-off government contracts. The result is a catalog built specifically for technicians doing day-to-day system service work.

Product Lines

Mainstream Engineering groups its broader business into government, industrial, and commercial segments, with Qwik Products sitting inside the commercial segment alongside home comfort and marine product lines. The commercial focus centers on HVAC/R maintenance, covering tools and chemical treatments technicians reach for during routine refrigerant system service. Because the brand grew out of thermal control and power electronics research, its products tend to solve specific mechanical or chemical problems rather than function as general-purpose tools.

Why Contractors Specify Qwik Products

Contractors gravitate toward Qwik Products because the tools trace back to applied research rather than mass-market tooling. Mainstream Engineering built its reputation solving thermal control and power electronics problems for outside research clients before adapting that work for commercial HVAC/R service. The resulting products tend to address specific failure points technicians run into regularly. Manufacturing in the United States gives contractors a domestic supply chain.

How to Choose Qwik Products

Selecting the right Qwik Products item starts with identifying the exact maintenance task at hand. The line is built around solving discrete HVAC/R service problems rather than serving as an all-purpose toolkit. Technicians should confirm a product's compatibility with the refrigerant type and system configuration they are servicing before use. Mainstream Engineering markets several of these items as targeted solutions for specific system conditions.

Frequently Asked Questions

What kind of contractor uses Qwik Products?

HVAC/R service technicians handling refrigeration and air conditioning maintenance make up the primary audience, since Mainstream Engineering built the line specifically for that kind of field work.

Where does Mainstream Engineering manufacture Qwik Products?

Mainstream Engineering manufactures its product lines in the United States, consistent with the company's broader manufacturing approach out of Rockledge, Florida.

How is Qwik Products different from Mainstream Engineering's other brands?

Mainstream Engineering operates several brand lines across government, industrial, and commercial segments. Qwik Products sits in the commercial segment, focused on HVAC/R maintenance rather than the company's defense or industrial research work.

When was Mainstream Engineering established?

The company was established in 1986 and has operated as a research and development based manufacturer since then.

What technology background shapes the Qwik Products line?

Mainstream Engineering's core technology areas include thermal control, power electronics, materials science, and mechanics, and those research disciplines inform how the Qwik Products line approaches HVAC/R service problems.

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