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The Sauermann Low NO2 Sensor (0-100ppm) equipped with a Si-CA 230 Upgrade board is an indispensable instrument for individuals in need of accurate and dependable monitoring of NO2 gas across a broad range of concentrations.

Sauermann Si-CA 230 SICA 2305NLDLSL gas analyzer delivers combustion gas analysis with O2, CO, Low NO, Low NO2, and Low SO2 measurement capability for residential, commercial, and industrial workflows.

Wöhler VIS 700 PLUS HD Inspection Camera delivers true-color HD inspection for drains, ducts, exhaust systems, and wastewater lines with a 7 in monitor, 100 ft push rod, and dual-head flexibility for standard and tighter sections.

Sauermann Si-CA 230-6NLDLSLH brings six-sensor combustion gas analysis to boiler, engine, and emissions monitoring workflows with Low NOx, Low SO2, H2S, draft, temperature, and CO dilution measurement capability.

The Wohler VIS 350 PLUS is a robust, professional-grade inspection camera system designed for sewer, drain, flue, and duct inspections. It features interchangeable 1.5″ pan & tilt and 1″ forward-viewing camera heads, a tiltable removable 7″ TFT monitor, integrated transmitter for locating, electronic distance counter, and video/photo recording—all housed in a rugged case for field use.

The Sauermann NO Sensor (0-5000ppm) with a dedicated board designed for upgrading Si-CA 130/230 offers an advanced solution for the precise monitoring and control of Nitric Oxide gas levels. Its accuracy, compatibility, and effortless integration make it a sophisticated choice.

Pitot Tube Specifications

Wohler Large Replacement Mirror, 6 x 3 x 0.12 in, with AR coating. Replacement mirror for Wohler 51631 and 8087 microscope applications.

The Wöhler Rotary Viper Stovepipe 8' is a compact rotary cleaning tool for stovepipes, ducts, and dryer vents. Designed for stovepipes from 4" and built with an M10 threaded endpiece, it offers a practical option for targeted rotary cleaning in shorter runs.

Wöhler VIS 700 66' Camera Cable delivers extended inspection reach with metric marking for clear distance reference in compatible VIS 700 visual inspection workflows.

Wöhler Guidance Set 100 delivers guided, centered camera travel for 1.5" camera heads with a protection sleeve, roller guide, and centering star for smoother inspection movement.

Wöhler Camera Head 1.5" V2 is a detachable 1.5 in camera head accessory for the Wöhler VIS 500 inspection camera system, with NTSC output, IP67 protection, 360° rotation, and 180° swivel movement.

Wöhler 7015 GRP-Rod brings 50 ft reach and 0.35 in stability to chimney, pipework, and ventilation duct cleaning, with an M10 internal thread and stainless steel end pieces for compatible tool connection.

The Wöhler VIS 500 (11304) is a professional video inspection system with detachable Ø 1.5″ pan-and-tilt and Ø 1″ miniature camera heads, plus centering accessories for improved guidance in pipes. Ideal for precise inspections in wastewater, duct, and exhaust applications.

Wohler VIS 350 PLUS L200 (8931) is a professional push-rod video inspection system with a 100 ft cable, pan & tilt camera heads, wide 7″ color display, video/photo recording, and an integrated L 200 locator — perfect for inspecting sewer, drain, duct, and ventilation lines on site.

Wohler 3838 Flexible Joint for 4.5 mm Rod adds flexible articulation to compatible rod systems for smoother navigation through tight inspection pathways and angled access points.

Wohler 3700 Smoke Pump Filter Dispenser keeps up to 300 smoke pump filters organized and ready for fast replacement during chimney, flue gas, and combustion testing workflows.

Wöhler 3847 Guidance Sleeve with Protection Cage supports guided, protected travel for 1 in camera heads during visual inspection work in drain lines, ventilation runs, flue gas systems, and similar pathways.

Wöhler 7557 Forward Rotating Helicopter Nozzle brings focused compressed air cleaning to small ducts, using forward rotation with brushes and blast pipe effect to help tackle persistent contamination with controlled, targeted action.

Wöhler Rotary Viper Heavy-Duty 42' drill-driven chimney cleaning shaft for chimney sweeping. Connects to a drill and accepts compatible cleaning tools.

Wöhler A 450 Combustion Analyzer delivers residential flue gas analysis, burner tuning, emission measurement, O₂ measurement, 10,000 ppm CO measurement, and differential pressure testing from a 5" color touchscreen platform.

WOHLER A450 10,000 PPM CO Sensor Set: Your Complete Combustion Analyzer Solution

Wöhler PTFE Cone for Thin Tubes is a compact probe accessory for narrow-tube measurement setups, pairing PTFE construction with a cone-style fit for precise work in confined access points.

The Wohler VE 500 borescope delivers clear visual inspection for HVAC and plumbing professionals. Its IP67-rated camera probe withstands dust and moisture, making it ideal for ductwork, drains, and equipment interiors. With LED illumination and a high-resolution display, it ensures fast, reliable diagnostics in confined spaces.