DX Coils are packaged with a gas-fired furnace in a unitary heating and cooling system. DX coils use refrigerant as the working fluid and require a different valve arrangement. The coils are used for central systems or duct applications and are available with aluminum or copper fins & with either galvanized or stainless steel casings. DX coils are available with airflow capacity up to 11000 cfm.
Dye fixing agents are non-formaldehyde agent for direct and reactive dyestuffs without any adverse effect on light-fastness, chlorine-fastness. It includes a reactive amino compound, which chemically bonds with the textile substrate.