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  1. Home
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  3. Heating & Cooling
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  5. AC & Refrigeration Components
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  7. Cooling Sight Glasses
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Cooling Sight Glasses (144 items)

Zoro Select Sight Glass, 3/8 x 3/8 Sweat 6AWU3
Zoro Select

Sight Glass, 3/8 x 3/8 Sweat

Zoro # G1680901
Mfr # 6AWU3
product price:  $17.35
/ea
Zoro Select Sight Glass, 1/2 x 1/2 Sweat 6AWU4
Zoro Select

Sight Glass, 1/2 x 1/2 Sweat

Zoro # G0704374
Mfr # 6AWU4
product price:  $15.25
/ea
Parker Moisture Indicator PSG-3S
Parker

Moisture Indicator

Zoro # G2027767
Mfr # PSG-3S
product price:  $29.19
/ea
Zoro Select Sight Glass, 1/4 x 1/4 Sweat 6AWU2
Zoro Select

Sight Glass, 1/4 x 1/4 Sweat

Zoro # G1747356
Mfr # 6AWU2
product price:  $14.55
/ea
Zoro Select Sight Glass, 1/4Mx1/4M Flare 6AWT5
Zoro Select

Sight Glass, 1/4Mx1/4M Flare

Zoro # G0302425
Mfr # 6AWT5
product price:  $12.85
/ea
Supco Eye Sight Glass, 1/4" MF x 1/4" FF SG114
Supco

Eye Sight Glass, 1/4" MF x 1/4" FF

Zoro # G0391918
Mfr # SG114
product price:  $45.19
/ea
Zoro Select Sight Glass, 1/4Mx1/4F Flare 6AWT9
Zoro Select

Sight Glass, 1/4Mx1/4F Flare

Zoro # G1395877
Mfr # 6AWT9
product price:  $14.25
/ea
Zoro Select Sight Glass, 7/8 x 7/8 Sweat 6AWU6
Zoro Select

Sight Glass, 7/8 x 7/8 Sweat

Zoro # G2707564
Mfr # 6AWU6
product price:  $33.15
/ea
Zoro Select Sight Glass, 1/2Mx1/2F Flare 6AWU1
Zoro Select

Sight Glass, 1/2Mx1/2F Flare

Zoro # G1580424
Mfr # 6AWU1
product price:  $13.15
/ea
Parker Moisture Indicator PSG-3MF
Parker

Moisture Indicator

Zoro # G1514703
Mfr # PSG-3MF
product price:  $34.49
/ea
Archon Industries Sight Flow Indicator, 4" L, 1-1/2" Pipe AKGF015-C19A000
Archon Industries

Sight Flow Indicator, 4" L, 1-1/2" Pipe

Zoro # G2385045
Mfr # AKGF015-C19A000
product price:  $451.12
/ea
No Product Image Available
Mueller Industries

Sight Glass, 1/2 in, Brass, 2 7/8 in L

Zoro # G909944044
Mfr # A 18108
product price:  $41.35
/ea
No Product Image Available
Mueller Industries

Sight Glass, 1/2 in, Brass, 5 3/4 in L

Zoro # G709944077
Mfr # A 18116
product price:  $30.55
/ea
No Product Image Available
Mueller Industries

Sight Glass, 3/8 in, Brass, 3 in L

Zoro # G309944187
Mfr # A 18102
product price:  $38.66
/ea
No Product Image Available
Mueller Industries

Sight Glass, 1/2 in, Flare, Brass

Zoro # G309944255
Mfr # A 18112
product price:  $49.79
/ea
No Product Image Available
Mueller Industries

Sight Glass, 3/8 in, Flare, Brass

Zoro # G709944152
Mfr # A 18111
product price:  $44.59
/ea
No Product Image Available
Mueller Industries

Sight Glass, 1/2 in, Brass, 3 1/4 in L

Zoro # G709944183
Mfr # A 18103
product price:  $41.35
/ea
Archon Industries Sight Flow Indicator, 7-7/8" L, 2" Pipe AKF-FP020AC07A
Archon Industries

Sight Flow Indicator, 7-7/8" L, 2" Pipe

Zoro # G2384765
Mfr # AKF-FP020AC07A
product price:  $1,363.38
/ea
Parker Sight Glass PSG-4S
Parker

Sight Glass

Zoro # G1710712
Mfr # PSG-4S
product price:  $32.59
/ea
Parker Sight Glass PSG-5S
Parker

Sight Glass

Zoro # G3442923
Mfr # PSG-5S
product price:  $35.19
/ea
Zoro Select Sight Glass, 5/8 x 5/8 Sweat 6AWU5
Zoro Select

Sight Glass, 5/8 x 5/8 Sweat

Zoro # G3110195
Mfr # 6AWU5
product price:  $22.79
/ea
Archon Industries Sight Flow Indicator, 7-1/2" L, 4" Pipe AKGF040-C19A000
Archon Industries

Sight Flow Indicator, 7-1/2" L, 4" Pipe

Zoro # G2385072
Mfr # AKGF040-C19A000
product price:  $1,198.99
/ea
Archon Industries Sight Flow Indicator, 4-3/4" L, 2" Pipe AKGF020-C19A000
Archon Industries

Sight Flow Indicator, 4-3/4" L, 2" Pipe

Zoro # G2385054
Mfr # AKGF020-C19A000
product price:  $593.99
/ea
No Product Image Available
Supco

Eye Sight Glass, 1/2" MF x 1/2" FF

Zoro # G0391778
Mfr # SG206
product price:  $52.69
/ea
Archon Industries Sight Flow Indicator, 6-1/2" L, 1-1/2"Pipe AKF-FP015AC07A
Archon Industries

Sight Flow Indicator, 6-1/2" L, 1-1/2"Pipe

Zoro # G2384713
Mfr # AKF-FP015AC07A
product price:  $1,154.61
/ea
Archon Industries Sight Flow Indicator, 5-5/8" L, 1" Pipe AKF-FR010AC07A
Archon Industries

Sight Flow Indicator, 5-5/8" L, 1" Pipe

Zoro # G2384899
Mfr # AKF-FR010AC07A
product price:  $559.99
/ea
Archon Industries Sight Flow Indicator, 4" L, 1" Pipe AKGF010-A19A000
Archon Industries

Sight Flow Indicator, 4" L, 1" Pipe

Zoro # G2384993
Mfr # AKGF010-A19A000
product price:  $285.99
/ea
Archon Industries Sight Flow Indicator, 4-5/8" L, 3/4" Pipe AKF-FP007AA05A
Archon Industries

Sight Flow Indicator, 4-5/8" L, 3/4" Pipe

Zoro # G2384844
Mfr # AKF-FP007AA05A
product price:  $448.99
/ea
Plast-O-Matic Single Wall Sight, 1 In. FNPT, Poly GX100V-PP
Plast-O-Matic

Single Wall Sight, 1 In. FNPT, Poly

Zoro # G3956023
Mfr # GX100V-PP
product price:  $313.99
/ea
Archon Industries Sight Flow Indicator, 5-3/8" L, 3" Pipe AKGF030-A19A000
Archon Industries

Sight Flow Indicator, 5-3/8" L, 3" Pipe

Zoro # G2385020
Mfr # AKGF030-A19A000
product price:  $563.99
/ea
Archon Industries Sight Flow Indicator, 7-7/8" L, 2" Pipe AKF-FR020AC07A
Archon Industries

Sight Flow Indicator, 7-7/8" L, 2" Pipe

Zoro # G2384810
Mfr # AKF-FR020AC07A
product price:  $1,008.56
/ea
Archon Industries Sight Flow Indicator, 5-3/8" L, 3" Pipe AKGF030-C19A000
Archon Industries

Sight Flow Indicator, 5-3/8" L, 3" Pipe

Zoro # G2385011
Mfr # AKGF030-C19A000
product price:  $792.99
/ea
Plast-O-Matic Double Wall Sight, 3/4 In. FNPT, PVC GY075V-PV
Plast-O-Matic

Double Wall Sight, 3/4 In. FNPT, PVC

Zoro # G4009257
Mfr # GY075V-PV
product price:  $319.99
/ea
Plast-O-Matic Single Wall Sight, 1 In. FNPT, PVC GX100V-PV
Plast-O-Matic

Single Wall Sight, 1 In. FNPT, PVC

Zoro # G3889383
Mfr # GX100V-PV
product price:  $288.63
/ea
Parker Moisture Indicator PSG-2S
Parker

Moisture Indicator

Zoro # G2458066
Mfr # PSG-2S
product price:  $24.69
/ea
No Product Image Available
Mueller Industries

Sight Glass, 3/8 in, Brass, 4 7/8 in L

Zoro # G909944136
Mfr # A 18115
product price:  $27.86
/ea
Cooling Sight Glasses (144 items)
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About Cooling Sight Glasses

Cooling Sight Glasses are a type of specialized glasses that are designed to allow technicians and engineers to observe the flow of refrigerant, freon, or other fluids in an HVAC system. They provide a visual reference point for inspecting and maintaining the health of the system.

Types of Cooling Sight Glasses

There are many different types of Cooling Sight Glasses available, including ac glasses, pvc sight glass, hvac sight glass moisture indicator, refrigeration sight glass, and freon sight glass. Each type is designed for specific applications and may differ in terms of materials used or design features.

How Cooling Sight Glasses are Made

Cooling Sight Glasses are typically made from strong PVC material with a viewing window on one side. The window is usually composed of either tempered glass or acrylic which allows light to pass through while keeping out dust particles. In some cases, special compounds such as fluoropolymers may be used to ensure proper insulation.

Industries that use Cooling Sight Glasses

Cooling Sight Glasses are commonly used by HVAC technicians and engineers who need to inspect the inner workings of air conditioning systems. They can also be found in industrial settings where they are used for monitoring fluid levels in tanks or other containers.

Find the Cooling Sight Glasses You Need at Zoro

Looking for a specific item? Use our robust search tool to find it by name or keyword, or use our handy filters to narrow down our full assortment. You can also check out our whole selection of cooling sight glasses along with other tools or equipment to ensure you have all you need to tackle the job, especially if you're taking on a DIY project for the first time.

Plus, when you shop at Zoro, you'll always enjoy competitive prices on tons of great brands you know and trust. We make the shopping experience as fast and seamless as possible with free shipping on orders over $50 for registered users, Net 30 payment terms for qualifying customers, and an unparalleled customer service experience.

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sight flow indicator 1"3/8 sight glass3m saftey glasseseye sight glass1/4 sight glass
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