Briscool Copper Mounting Kits are designed specifically for Split Air Conditioning and Heat Pump Systems products that require flare connection installation. Cu-Dhp 99.9% copper pipe insulated, expanded polyethylene tube, closed cell and external LDPE foil. Maximum Fire Safety with self-extinguishing DIN 4102-B1, SBI BL S1D0. It is resistant to non-toxic gases, external chemicals and ultraviolet rays. The unique benefits offered by Briscool Mounting Kits, including copper resistance and pre-flared ends with pre-flared nuts, provide significant energy savings and fast, cost-effective field installations.