High Terpene Full Spectrum Extract from High Voltage Extracts in BC are some of the highest-end premium cannabis extraction available on the market. HTFSE 95% THC is the preservation of all available terpenes maintained from harvest to vaporization, High-terpene full spectrum extract (HTFSE) is a highly refined concentrate that captures the pure terpene essence of the cannabis flower. Typically, Full Spectrum Terp Sauce will contain about 50% Cannabinoids, 20-30% Terpenes, and 20-30% other trichrome cannabis biomolecules.