Goodman GRVS800805CU Single Stage Variable Speed 80,000 BTU 80% Efficiency Ultra-Low NOx 21" Gas Furnace High Efficiency 000 BTU Sirius Heat™ single‑zone

000 BTU Sirius Heat™ single‑zone heat pump outdoor unit engineered to maintain heat capacity down to –22 °F

Indoor Unit MSY-GS36NA

a 3-ton variable-speed split system heat pump engineered for high-performance residential comfort

operable to –22 °F

Designed as part of Mitsubishi’s advanced Ecodan air-to-water heat pump lineup

Goodman GRVS800805CU Single Stage Variable Speed 80,000 BTU 80% Efficiency Ultra-Low NOx 21" Gas Furnace High Efficiency 000 BTU Sirius Heat™ single‑zoneGoodman GRVS800805CU 80,000 BTU 80% AFUE Gas Furnace Upflow Horizontal Shop the Goodman GRVS800805CU 80,000 BTU 80% AFUE Gas Furnace Upflow Horizontal from Got Ductless. This genuine Goodman HVAC product is built for reliable comfort and efficient performance. It is designed for dependable forced air heating performance. Model: GRVS800805CU Product line: GRVS80 U Product type: Gas Furnace Capacity: 80,000 BTU Performance: 80% AFUE Installation: Pro