Dave Lennox Signature Collection SLP98V Variable-Capacity Gas Furnace Price

The Dave Lennox Signature Collection SLP98V gas furnace is one of the most efficient furnaces available today.  With an incredible 98.2% efficiency, it will reduce heating costs by up to 30% or more when replacing an older furnace.  It was built in response to consumer demand for efficient HVAC equipment that will offer protection against the high and volatile cost of energy.  This is an expensive gas furnace and may not make economic sense for warm or mild climates, but in chilly northern areas, this furnace will be appreciated for its ability to keep costs under control.

Key to efficiency and comfort is the variable-capacity burner that precisely regulates the heat created in order to provide gentle, balanced heating without noticeable temperature fluctuation.

Our Dave Lennox Signature Collection SLP98V Variable-Capacity gas furnace price review begins with a summary of the model’s top features.  You will find sample prices below to compare with our growing library of HVAC prices.  We also offer probable installation costs.

98.2% AFUE; Energy Star rated.

Variable-capacity burner and variable-speed blower optimize indoor temperature, air quality and humidity level.

Burner adjusts between 25% and 100% capacity in 1% increments for efficient, comfortable heating.

Dual heat exchangers reduce wasted energy.

Secondary heat exchanger is made from stainless steel for longer life.

Dual fuel Hybrid Heat allows you to install this unit along with a heat pump for heating versatility.

QuietComfort technology reduces operating noise from fan and burner.

Lifetime heat exchanger limited warranty is average for the industry.

Dave Lennox SLP98V Variable-Capacity Gas Furnace Cost

If you are looking for a low-cost bargain, this isn’t your furnace.  If you are willing to pay extra for the 98.2% efficiency and the outstanding indoor comfort, this one should be considered.  Here are sample prices for Lennox SLP98V, the very best furnace from this industry leader.

90,000 Btu Lennox Signature SLP98V gas furnace: $2,189

110,000 Btu Lennox Signature SLP98V gas furnace: $2,599

135,000 Btu Lennox Signature SLP98V gas furnace: $3,239

Dave Lennox Signature Collection SLP98V Installation

Installation costs are a factor of the time and materials the furnace contractor determines are required for the job.  This is a direct-vent gas furnace so a vent pipe can exit the house through the wall, not the roof.  That will save money.  If the furnace plenum needs to be replaced when connecting to existing duct work, that will cost more.  In addition, how busy the contractors are will affect price.  Winter and mid-summer installations often cost more than spring or fall installations.  With all those factors taken into consideration, you installation cost for the Lennox SLP98V gas furnace will range from $2,000 to $3,200.


This is one of the top 5 furnaces on the market.  It is extremely efficient and the modulated burner and variable-speed fan produce wonderful home comfort.  If you are willing to pay more for control over your energy use, heating bills and indoor climate, then this is a model to consider.  Depending on the size of the furnace and the difficulty of the installation, your total cost for the Dave Lennox Signature Collection SLP98V furnace will be between $4,200 and $6,500.

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