ANSI Four-Way Mirror (4-Way Sight Glass)
ANSI four-way mirror (4-way sight glass) for high-pressure pipelines. Borosilicate or quartz, ANSI flanges up to 1500 LB, datasheet & replacement sizes.
Pipe sight glass
Pipe sight glass products provide clear, reliable visibility for liquid and gas flow monitoring. Available in borosilicate, fused silica, sapphire, and other options. These viewports are designed for high-pressure, high-temperature, and corrosive environments.
Showing 1–12 of 13 results
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ANSI Straight-Through Sight Glass (Inline / Tubular Sight Flow Indicator)
ANSI straight-through sight glass (inline tubular sight flow indicator) — flanged ANSI 150/300 options, borosilicate tube, stainless steel ends. Datasheet & COA available.
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Flow Sight Glass
Flow sight glass / inline flow indicator — robust borosilicate tubular sight glass for visual flow checks. Datasheet, specs, and OEM mounting options.
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KSF Cast Body Sight Flow Indicator — Heavy Duty Pipe Sight Glass
KSF Cast Body Sight Flow Indicator — heavy-duty cast-body pipe sight glass with dual viewing windows and optional mechanical indicators (flapper/rotor/drip tube) for reliable visual flow monitoring in high-pressure industrial pipelines.
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LUMIGLAS® Straight-Through Sight Glass — Inline Flow Sight Glass for Pipelines (1/2″–8″)
LUMIGLAS® straight-through sight glass for pipeline flow observation. Stainless steel body, borosilicate or tempered glass, 1/2″–8″ (15–200 mm), Pg 10 kg/cm². CE certified. Download datasheet or request a quote.
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Lumistar Flow sight glasses
Lumistar Flow sight glasses — borosilicate glass cylinder sight sections with DIN/ANSI flanges for reliable inline flow inspection (typ. 6 bar, up to 220 °C).
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PVDF Pipeline Sight Glass — Tubular PVDF Sight Flow Indicator
PVDF pipeline sight glass with PVDF housing and borosilicate tube — chemical-resistant tubular sight flow indicator for acidic/alkaline lines.
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Right Angle Sight Glass (90° Sight Window)
Right angle sight glass (90° sight window) for pipelines and vessels. Flanged & weld-in options, borosilicate or tempered glass, custom sizes & datasheet.
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Sight Flow Indicator
sight flow indicator(Impeller sight glass ) — robust impeller/rotor-based visual flow indicator for pipelines, tanks and process equipment. Available in stainless housings, borosilicate/quartz/sapphire windows. Download datasheet & request quote.
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Sight Flow Indicator with Rotor | ASME B16.5 | Lumiglas
Extreme-service flanged sight flow indicator with 316SS rotor. ANSI/ASME B16.5 Class 150/300, dual window, customizable body, seal & coating. EN 10204 3.1 certified.
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Straight-Through Sight Glass
Straight-through sight glass for high-pressure pipelines. Borosilicate or quartz tubes, flanged ANSI up to 1500 LBS, datasheet & COA available.
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Straight-Through Sight Glass — GB Standard Inline Flanged Sight Flow Indicator
Straight-through sight glass (GB standard) for inline visual inspection. Flanged tubular sight glass, borosilicate tube, stainless steel body. Datasheet & COA available.