testo 310 I Residential Combustion Analyzer Kit & 510 Digital Manometer I Dual-Port Differential Pressure Meter for air Conditioning Systems and Ventilation ducts

• Product 1: EFFICIENT. The testo 310 co2 detector is ideal for more complex flue gas analyses, maintenance, safety checks, and furnace efficiency confirmations of residential heating systems Product 1: VERSATILE. With its advanced sensor technology, the carbon monoxide meter offers accurate readings of O2, CO2, ambient CO, draft and pressure, temperature and combustion efficiency Product 1: DURABLE. Thanks to its rugged housing with an integrated, kink-resistant hose, the gas leak detector is securely protected from impact and leaks Product 1: EASY OPERATION. Equipped with a backlit display, quick-start and integrated condensation tap and magnet, the co2 monitor delivers a hands-free and easy application Product 2: Versatile: The testo 510 measures differential pressure, total external static pressure, manifold pressure and duct velocities, making it ideal for HVAC/R field servicing technicians Product 2: Precise measurements: Thanks to the temperature and air density compensated pressure sensor, the air pressure meter delivers accurate data for ten different measurement units Product 2: Always ready: The backlist display, in conjunction with its intuitive design and magnets on the back, allow for a convenient application of the compact digital pressure gauge Product 2: Durable: Equipped with a particularly rugged housing, including a protective cap and a battery life of 50 hours, the gas pressure meter offers a reliable performance