The Landmark® Rooftop System in Denver The Landmark® Rooftop System: Greater Performance. More Flexibility.The Lennox® Landmark rooftop system boasts more than 30 features. With standard- and high-efficiency models, the Landmark rooftop system earns a SEER rating of up to 13.0, a 14.5 IEER rating and an EER rating of up to 12.7. An optional MSAV® supply fan helps make the Landmark up to 27% more efficient1. The savings continue with this system’s Environ™ coil system, which uses up to 52% less refrigerant and is up to 59% lighter. This system is offered in 2- to 25-ton gas/electric and electric/electric and 2- to 20-ton heat pump configurations. Some of its many attractive features include: Field-installed CO2 sensors to reduce CO2 and VOC levels Field- or factory-installed MERV 8 or 13 filters cut back on airborne particles Optional MSAV supply fan lessens humidity ENERGY STAR® recognition Interlink compressor delivers better reliability and efficiency Environ™ coil system ensures reliable operation and shortens the time it takes to clean the condensing coil Isolated compressor compartment enables compressor operation to run normally and not disrupt airflow during performance checks From installation to maintenance, Service Experts Heating & Air Conditioning in Denver can take care of all your Landmark rooftop system needs. After all, we’re the experts, so whether you’re looking to purchase a new system or just need some repair work, we’ve got you covered. Call 303-647-5853 to find out more. 1 Part load. IEER improvement. Comparing standard 10.9 IEER system to optional MSAV 13.8 IEER system.