Tenney Environmental Test Chambers

Tenney environmental chambers are designed to meet all of your temperature, humidity, altitude, and vacuum testing requirements.

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Lunaire Steady State Stability Test Chambers

Lunaire manufactures steady state, stability, and shelf life testing chambers and walk-in rooms.

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Tenney Vacuum and Space Test Chambers

Tenney’s vacuum test chambers simulate various types of pressure conditions. Our thermal vacuum chamber designs vary from 2.65 to 226 cubic feet.

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Environmental Chamber Aftermarket Services

Tenney Environmental offers a full range of aftermarket chamber services and parts. All services are performed by factory trained technicians.

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Used & Refurbished Chambers

As brands of Thermal Product Solutions (TPS), Tenney and Lunaire Environmental offer refurbished and rental environmental test chambers, industrial or lab ovens, and furnaces.

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Environmental Test Chambers and Rooms

Tenney and Lunaire boast one of the most comprehensive lines of standard and custom environmental testing chambers and rooms in the industry. Known for their innovative engineering and design, robust construction, and superior performance, Tenney and Lunaire test chambers are designed to meet all of your temperature, humidity, altitude, and vacuum-testing requirements.

Tenney and Lunaire environmental chambers, rooms, and vacuum ovens are available in a variety of configurations and footprints. Their experienced design team works closely with customers in selecting a test chamber that best meets their testing requirements. Tenney and Lunaire equipment is also backed by a full line of aftermarket services that are performed by factory-trained technicians. Click here to download an overview brochure on Tenney and Lunaire equipment offerings.

Explore the wide range of industries served and products offered by Tenney and Lunaire. Contact us to learn more or request a quote today.

Aerospace

Defense

Medical

Pharmaceutical

Automotive

Our Latest News

Tenney Environmental Ships Custom Top Load Vacuum Oven to the Defense Industry

Posted Date: Feb 06, 2026

Tenney Environmental, a division of Thermal Product Solutions, announced the shipment of a custom-designed top-loading Vacuum Oven to the defense industry. The oven will be used for vacuum processing applications to dry products under controlled temperature and pressure conditions. The vacuum oven provides a total workspace of 135 cubic feet, with interior dimensions of 180” W x 36” D x 36” H. The oven is designed with a top-loading configuration, and the lid utilizes counterweights for ease of opening and closing by a single operator. The reinforced oven floor is rated to support 100 pounds per linear foot to accommodate

Tenney Walk In Altitude Chamber PR 169616

Tenney Environmental Ships Custom Walk-In Altitude Chamber to the Aerospace and Defense Industry

Posted Date: Jan 14, 2026

Tenney Environmental, a division of Thermal Product Solutions, announced the shipment of a custom Walk-In Altitude Chamber to the aerospace and defense industry. The chamber will be used to simulate real-world atmospheric conditions to support customer product testing under extreme flight conditions. The walk-in environmental test chamber has an operating temperature range of -86°C to +150°C and an altitude range from site level up to 150,000 feet, with adjustable transition rates. The interior dimensions are 8’ W x 8’ D x 8’ H, providing a total workspace of 512 cubic feet. The unit is designed with a vertical airflow configuration

Lunaire Environmental to Feature Stability Chambers & Rooms at PACK EXPO Southeast

Posted Date: Feb 10, 2025

Lunaire and Tenney Environmental will be participating in PACK EXPO Southeast 2025! PACK EXPO Southeast is located in Atlanta, Georgia, running from March 10th-12th at the Georgia World Congress Center. This is the debut of PACK EXPO in the Southeast and, like other PACK EXPO shows, features an exciting array of the latest innovations in packaging and processing. You won’t want to miss this opportunity to make new connections, gain crossover ideas from other industries, and see new packaging and processing tech in action! Steady State Stability Chambers from Lunaire Environmental Lunaire will be showcasing our Stability Chambers at PACK

Simulate Space. Test with Confidence. Explore Tenney’s Space Chambers at SATELLITE 2025!

Posted Date: Feb 10, 2025

Tenney Environmental is excited to participate in SATELLITE 2025 from March 10th-13th. SATELLITE 2025 is located in Washington DC, at the Walter E. Washington Convention Center. SATELLITE is the premier event for the global space and satellite industries. With 14,000+ attendees, top industry speakers, and the new GovMilSpace program, it’s the place to explore cutting-edge connectivity and defense innovations. TVACs, Altitude Chambers, and Vacuum Ovens from Tenney Environmental Tenney Environmental manufacturers high performance Thermal Vacuum Chambers (TVACs), Altitude Chambers, and Vacuum Ovens designed for precision testing in aerospace, defense, and high-tech industries. Tenney’s chambers simulate extreme conditions, from deep-space environments

Tenney Environmental Ships Custom Walk-In Chamber to the Defense Industry

Posted Date: Oct 29, 2024

Tenney Environmental, a division of Thermal Product Solutions, announced the shipment of a Tenney Environmental Walk-In Chamber to the defense industry. The chamber will be used for thermal cycling of steel parts prior to a radiographic x-ray analysis to check for defects. The chamber features a solid construction rated for outdoor installation, independent from the customer’s main facility. The walk-in environmental chamber has an operating temperature range of -85°F to 200°F and the capacity to process 9,000 lbs. of parts per load. The interior dimensions are 18’ W x 12’ D x 10’ H and the chamber was fully assembled

Tenney Environmental Ships Vacuum Space Chamber and Two Walk-In Chambers for Testing of Large Satellites

Posted Date: Jul 10, 2024

Tenney Environmental, announced the shipment of a custom thermal vacuum chamber and two (2) walk-in chambers for testing of large satellites. The chambers will simulate the conditions of space and provide the customer with the ability to perform large product testing in house. The space simulation system is a horizontal cylindrical vessel that is 16.5’ in length and 16’ in diameter. The unit is fully constructed with Type 304 stainless steel and the internal thermal shroud is made of double embossed stainless steel. The thermal vacuum chamber utilizes three (3) thermal fluid chillers for temperature conditioning and is controlled by

Tenney Ships Reach-In Thermal Shock Chamber to the Electronics Industry

Posted Date: Sep 28, 2023

Tenney Environmental announced the shipment of reach-in thermal shock chamber to an electronics manufacturer. This chamber will be used for various types of thermal shock testing and is designed with a 2-zone vertical configuration. This thermal shock test chamber meets applicable test standards including MIL-STD202 Method 107, MIL-STD883 Method 1010, MIL-STD 750-1A, and more. The product under test is cycled between temperature extremes to expose faults in design or manufacturing. This cycling occurs by transferring the product basket between the vertical zones via an automated carriage transport system with a 200-pound load capacity. This test chamber features an 8 cubic

Tenney Environmental Ships Two Custom Walk-In Chambers to the Defense Industry

Posted Date: Aug 15, 2023

Tenney Environmental, a division of Thermal Product Solutions, announced the shipment of two (2) Tenney Environmental Walk-In Chambers to the defense industry. The chambers will be used for temperature and humidity testing large parts in a variety of shapes and sizes and they are designed for outdoor installation. The walk-in chambers are designed to maintain a relative humidity steady state condition of 95% at 160°F with a temperature control tolerance of +/- 2°F. They have the capacity to process 5,000 lbs of parts per load and an operating temperature range of -85°F to 200°F. These units have interior dimensions of

FDA Policy Supports the Use of Tenney Environmental Chambers to Process N95 Respirators

Posted Date: May 03, 2021

Tenney Environmental, a division of Thermal Product Solutions (TPS, LLC), is pleased to announce that the recent FDA enforcement policy supports the use of Tenney environmental chambers for bioburden reduction on N95 respirators during the Coronavirus (COVID-19) public health emergency. The FDA guidance document [1] supports the use of Dry Heat processing to reduce the risk of transmission of the SARS-CoV-2 virus and support limited reuse of NIOSH approved Filtering Facepiece Respirators. The FDA policy states that “Based on currently available evidence, dry heat at T = 75 °C for t=30 minutes should reliably achieve ≥ 3-log reduction in non-enveloped