DN15 brass construction ensures durability and long-lasting performance for your heating system. Manual temperature control allows for precise adjustment, providing optimal comfort in your living space. devised for underfloor heating systems, this straight type valve enhances heat distribution and efficiency. Compatible with various heating setups, making it a versatile choice for home and commercial use. Easy to install and operate, this valve is perfect for DIY enthusiasts and professional plumbers alike., Manufacturer: HIYCYOHDI