The right red is the safety valves. The air regulators on both sides of the copper are exhaust ports that open the gas when in use. 3pcs Air Compressor Regulating-valve Automatic Compressor -valve Pneumatic-valve.
eBay
Hot Water Tank Pressure Relief Valve Bibb Boiler Drain Safety Heater. - Check function: install check function at the bottom of the water inlet of the relief valve. When the tap water in the pipeline is cut off, it can prevent the hot water energy loss caused by the burned heat back to the pipeline.
eBay
6 pcs Door Security Strike Plates Long Plate Door Lock Strike strike plate. Ball valve is mainly made of copper materials, which has a strong texture and can play a good role. Shut off valve adopts convenient structure design, which is stable and practical, and has excellent texture, can be widely used in water, gas, fuel.
eBay
2 Boxes Eye Hooks Jewellery Making Supplies Art Craft Eyelet Screw. Brass Ball Valve Shut Off Valve for Water Tubing Fitting Coupler. 20 PCS Charm Diy Necklace Bracelet Fan Charms for Jewelry Making. Hose Shut off Valve Check Air Injection Pipe Camper Water Heater Gas.
eBay
Pressure Shut Off Valves Air Switch Banquet Compressor Regulator. stop watches for sports` Fitness Stopwatch Digital Handheld LCD Stopwatches. - Dual pressure gauges can display pressure more quickly and conveniently adjust pressure.
eBay
Made from durable brass, ensuring a long-lasting performance in various weather conditions.The RV hot drain valve plug is an essential component for maintaining your RV's system. Rv Rain Gutter Roof Diverter Water Guide Strip Baby Diversion Camper.
eBay
Grease Coupler Quick Release Locking Adapter - Heavy Duty High Pressure Clamp. - Dual pressure gauges can display pressure more quickly and conveniently adjust pressure. Flat Button Oil Head Grease Fitting Fittings Adapter Coupler.
eBay
This shutoff valve has a reasonable design and practical functions, which can be applied in irrigation systems, piping systems, etc. - The shutoff valve feature clear thread, make it very convenient for installing, simple to operate.
eBay