$100 - $150

MH-32-TTC 32,000 BTU LP Tank Top Heater - Variable Output by Master

Master's MH-32-TTC Propane Tank Top Heater is an easy and cost-efficient way to heat spaces up to 800 sq. feet. Mounted directly to the top of a 20lb Propane tank, this space heater takes up very little space, and installation is simple.

All Master Tank Top Heaters come with 3 heat settings, a tip-over safety shut-off and front and rear safety guards. A hose and regulator are also included.

• 3 Heat settings
• Radiant style heat
• Match light ignition
• Burner swivels and tilts to direct heat towards user
• Wind resistant
• Safety tip-over switch
• Hose and regulator included

GHS2022 HazCom Audit Guide by GHS Safety

Hazcom 2012/GHS guidebook will help you measure your HazCom compliance. Easy to understand, and easy to follow, it's an essential companion for any safety and health professional. Audit guidebook takes you through the major milestones for Hazcom compliance and chemical safety.

Written and prepared by experts it draws on more than 30 years of experience in chemical hazard communications and training. This 70 page guide covers aspects of compliance you've probably never thought about.

Like any professional audit, it attributes a score to each part of your compliance effort. In this way you can see where you're doing well and where you need to improve.

90550-54 Dampened Bottom-Con Bimetal Thermometer, 3" Dial, 9" L/50-550F/10-290C by Digi-Sense

Accuracy is ±1% full-scale when stem is immersed 2" in liquids or 4" in gases (immerse models with a 2.5" stem length 2" in gases). Measured stem length from the top of the threads to the bottom tip of the stem. Stem dia is 0.25"; threaded connection is 1/2" NPT(M). All thermometers meet or exceed ASME B40.3 standards. Maximum environmental temperature for glass lens thermometers is 500°F (148°C).

• Dampened movement
• More economical than silicone gauges
• Greater temperature range than a silicone-filled gauges
• Anti-parallax dial for accurate readings
• Eliminate the risk of a leaking case and cross-contamination
• Rugged 304 stainless steel construction with a clear glass lens
• Recalibrate using the external reset screw
• Hermetically sealed per ASME B40.3 standard to prevent fogging and protect against tough environments

0554 3004 Smart Probes Bluetooth Connector (works with testo 115i, 510i, 915i) by Testo

The testo Bluetooth® Connector enables efficient, wireless measurement of up to four additional parameters in parallel with your combustion measurement. Automatic connection to your Next-Gen testo 300 enables you to measure the gas flow and static pressure in parallel using the testo 510i Smart Probe and the flow and return temperature using two testo 115i Smart Probes. Combustion air temperature measurement is also very easy to carry out in parallel using the testo 915i Smart Probe. All parallel measurements are automatically displayed on your Next-Gen testo 300 and can be started and stopped simultaneously. Using the connection to the Smart App, the measurement, documentation and data transfer of all parallel measurements can be carried out effortlessly using the second screen function, the Quick Report function, and the e-mail capability. All measurements stored on your testo 300 with testo Bluetooth® Connector can also be conveniently integrated into your in-house software using the QR code (via the previously programmed interface) or simply printed out using the print option on your Next-Gen testo 300 with testo Bluetooth® Connector.

• testo Bluetooth® Connector to allow testo Smart Probe connectivity to testo 300 Combustion Analyzers
• Connection to testo 510i Smart Probe for gas flow and static gas pressure measurement
• Connection to testo 115i Smart Probe for tempreature measurement of flow and return pipes
• Connection to testo 915i Smart Probe for temperature and combustion air temperature measurement

WD-20250-42 USB Temperature/RH Datalogger by Digi-Sense

Each Digi-Sense data logger comes user ready with software, mounting clip and easy to following instructions. Intended applications include monitoring pharmaceutical, food & beverage, storage and office, museum, laboratory and transportation environments. Ease of use and affordability make these instruments ideal for any need where accurate temperature monitoring is needed.

Intuitive software supports two modes of data display and powerful data scaling and panning functionality. Data can be downloaded in spreadsheet compatible formats for analysis or graphically printed out. The durable polycarbonate housing and precision sensors and electronics are backed by a 2-year warranty.

Includes

software, mounting clip and hardware, protective plastic cover, and battery.

TK3279-Z EndPoint ID Molybdate Drop Count Test Kit: 1 drop = 2, 5, 20 or 50 ppm as Mo by AquaPhoenix

Includes powder indicator for better shelf life.

BMCSPT01 Sample Pot incl. Fittings and Calibration Solutions by Bluelab

Get accurate probe readings and protect your probes from damage with a sample pot. Our sample pots come with fittings for easy installation.

Suitable for use with Bluelab Intellidose Controller and Bluelab Guardian Monitor Wi-Fi (excluding Inline).

This sample pot is key to accurate probe readings and protecting your probes from damage. The sample pot is a very important part of any monitoring/dosing system. You simply mount this pot on the wall near the controller, and place the pH and/or EC probe into it. A pump in the reservoir will keep water flowing 24/7, so the probes are always getting the most accurate readings. Keeping the probes in the sample pot makes sure they cannot be broken or accidentally removed from the reservoir and they are easy to calibrate.

90550-57 Dampened Bottom-Con Bimetal Thermometer, 3" Dial, 24" L/0-250F/-20-120C by Digi-Sense

Accuracy is ±1% full-scale when stem is immersed 2" in liquids or 4" in gases (immerse models with a 2.5" stem length 2" in gases). Measured stem length from the top of the threads to the bottom tip of the stem. Stem dia is 0.25"; threaded connection is 1/2" NPT(M). All thermometers meet or exceed ASME B40.3 standards. Maximum environmental temperature for glass lens thermometers is 500°F (148°C).

• Dampened movement
• More economical than silicone gauges
• Greater temperature range than a silicone-filled gauges
• Anti-parallax dial for accurate readings
• Eliminate the risk of a leaking case and cross-contamination
• Rugged 304 stainless steel construction with a clear glass lens
• Recalibrate using the external reset screw
• Hermetically sealed per ASME B40.3 standard to prevent fogging and protect against tough environments

*Please note we can only ship RKI products to customers within the United States

91427-99 Power Adapter for Temperature Datalogging Meters, 115/240 V by Digi-Sense

Get the most out of your thermocouple meter with these accessories.

If you are a 24 hour lab or heavy use laboratory, you need the meter plugged into an electrical source

• For use with temperature datalogging meters
• Powers the meter with out the need for batteries

0554 2113 3 hose set without valve low loss 1/4" to 1/4" by Testo

The 3-hose charging set ensures stability and durability even in demanding conditions, making it ideal for professional applications. Thanks to their robustness, the hoses are suitable for all common refrigerants.

• Compatible with all common refrigerants
• High-quality construction offers excellent stability and durability, even in demanding conditions
• Thread: 1/4" - 1/4" SAE
• Length: 1.5 m

Includes:

• Set of 3 hoses

*Please note we can only ship RKI products to customers within the United States

LXD Digital Lighting Control Module by Agrowtek

LXD Digital Lighting Link modules connect Agrowtek GrowControl™ GCX Cultivation Control Systems to lighting fixtures from various manufacturers that are controlled with digital communication protocols. Provides full intensity and spectrum control on compatible fixtures for one lighting zone.

LXD modules connect Agrowtek systems to a single zone of fixtures. Multiple LXD modules can be connected depending on the number of lighting zones to be controlled.

RJ-12 connection is provided for Thinkgrow, Dutch Lighting Innovations (DLI) and other pin-compatible fixtures. A terminal block connection is also provided for various other manufacturers.

Connects instantly to Agrowtek's control systems via a GrowNET™ port for advanced automated control functions. GrowNET™ port accepts MODBUS RTU communication for PLC control with the LX2 ModLINK.

Features

• For Fixtures with Digital Control Command directly from GCX systems.
• Full Feature Control Intensity & Color Spectrum
• Temperature Dimming With environment sensor
• Sunlight Control With environment or weather sensor
• GrowNET™ Digital Communication Port
• MODBUS RTU for industrial PLC applications
• Tough ABS plastic enclosure
• Made in USA
• 1-Year Warranty

71239 EclipSmart 12X50mm Porro Solar Binoculars by Celestron

The Celestron EclipSmart 12x50mm Solar Porro Binocular is one of the most convenient ways to enjoy safe, detailed, magnified views of the Sun anywhere. This large aperture solar binocular is the perfect grab-and-go option for eclipse chasing, studying sunspots, or simply observing our closest star any day.

Best of all, Celestron EclipSmart binoculars feature Solar Safe filter technology, ensuring ultimate protection from harmful solar radiation. Unlike detachable filters, which can be knocked off unexpectedly, EclipSmart Solar Binoculars feature built-in filters embedded in the objective lenses. Enjoy the Sun with confidence, knowing it's impossible for the filters to become dislodged while you or your loved ones are observing.

Solar Safe Technology

EclipSmart solar products feature Solar Safe filter technology—the ultimate protection from harmful solar radiation—including IR and UV light—plus 99.999% of visible light. Celestron Solar Safe filter technology is SAFE for direct observation of the Sun and has been independently tested to conform to and meet the transmission requirements of ISO 12312-2:2015(E), Filters for Direct Observation of the Sun.

Important safety note: inspect your binocular's objective lens filters before every use. Do not use and discard if damaged, scratched, or separated from the frame in any way.

Crystal Clear View

With its multi-coated optics, the Celestron EclipSmart 12x50mm Solar Binocular delivers high-contrast images of the Sun. These are white-light solar binoculars that provide a clear black-and-white image of the Sun. The 12x50 model also provides a generous field of view, so you can see the complete solar disk without moving the binocular.

The Body

A durable, rubber-armored aluminum housing protects your EclipSmart binocular from damage without weighing you down. The binoculars are comfortable to use for eyeglass wearers and non-eyeglass wearers alike, thanks to their durable folding eyecups. Fold them down for safe and effective use with your eyeglasses or keep them unfolded if you don't wear glasses.

Accessories Included

Carry your EclipSmart binocular with the comfortable included neck strap. The binocular also includes a protective padded nylon case for storage and transport, and protective eyepiece and objective lens covers.

• LARGE APERTURE SOLAR BINOCULAR: This dedicated solar binocular offers 12x magnification and large 50mm objective lenses with built-in filters for guaranteed safe, detailed views of the Sun.
• SOLAR SAFE FILTER TECHNOLOGY: Filter conforms to the ISO 12312-2:2015(E) international safety standard for filters directly viewing of the Sun. The ideal tool for viewing eclipses, sunspots, or the Sun any day!
• PERMANENTLY ATTACHED FILTERS: Use your solar binoculars with peace of mind, knowing the filter will not be knocked off or accidentally removed.
• MULTI-COATED OPTICS: See details like sunspots clearly with added contrast from Celestron's optical coatings.
• GENEROUS FIELD OF VIEW: Find the Sun easily and view the entire solar disk at once.
• DURABLE AND RUGGED: Rubber-armored aluminum body stands up to rough handling and harsh conditions.