2.5 Ton 14 SEER 92% AFUE 100,000 BTU Goodman Gas Furnace and Air Conditioner System - Upflow Review 2026

// Bottom Line

This Goodman system delivers genuine value for budget-conscious homeowners upgrading from older equipment or contractors stocking standard residential replacements. At $647, you're getting respectable 92% AFUE heating and 14 SEER cooling without premium pricing, though the single-stage burner and condenser mean less precise temperature control than higher-end units.

Review

The Goodman 2.5-ton gas furnace and air conditioner system occupies the sweet spot where budget meets basic reliability. At $647, this upflow unit targets homeowners tired of aging equipment and contractors managing replacement jobs. Goodman's position as a value manufacturer means realistic expectations, yet this combo system still delivers meaningful efficiency gains over 15-year-old predecessors. The upflow configuration, plastic exhaust flue compatibility, and multi-speed blower reflect practical residential design rather than premium engineering.

Performance specs tell a balanced story. The furnace hits 92% AFUE efficiency with a 100,000 BTU heating capacity, meaningfully reducing winter heating costs compared to 80-85% equipment still operating in many homes. On cooling, the 14 SEER rating with R410A refrigerant provides adequate air conditioning for moderate climates, though it's not cutting-edge. The single-stage burner and single-stage condenser keep things simple but mean the system runs full-bore or off, causing more temperature fluctuation than modulating competitors. Maximum airflow of 2000 CFM suits standard ductwork without requiring upgrades.

Pros & Cons

Pros

Excellent value at $647 for a complete 2.5-ton combo system with furnace and coil
92% AFUE furnace efficiency exceeds most budget alternatives and reduces heating costs meaningfully
14 SEER cooling rating delivers decent summer performance without Energy Star premium
Multi-speed blower motor provides better comfort than single-speed options at this price
Upflow/horizontal configuration works in most residential installations, tight basement spaces included
10-year warranty with online registration covers parts and provides decent peace of mind

Cons

Single-stage burner and condenser lack modulation, causing wider temperature swings and higher short-cycling risk
72 dB noise level runs louder than variable-stage competitors, noticeable in quiet neighborhoods
No Energy Star certification, though efficiency is respectable for the price tier
Spec sheet shows conflicting tonnage data (2.5-ton title, 3.5-ton spec entry, 30,000 BTU cooling suggests 2.5-ton actual)
Requires 208/230V single-phase electrical service, limiting mobile home and some older property options

Who Should Buy

Best For

Homeowners in moderate climates replacing aging 10-15 year old systems who prioritize upfront affordability over premium features. Contractors who need a reliable workhorse unit for standard residential replacements where customers won't pay premium prices for variable-stage technology.

Consider Alternatives If

Buyers in extreme climates wanting minimal heating/cooling cycling, anyone sensitive to equipment noise above 72 dB, or customers seeking Energy Star recognition for rebate programs.

2.5 Ton 14 SEER 92% AFUE 100,000 BTU Goodman Gas F

$647

Buy at HVACDirect →

Installation

Installation remains straightforward for experienced technicians. The 21-inch width, 30-inch height, and 21-inch depth fit most furnace closets and basement spaces. Requires 208/230V single-phase 60 Hz electrical service with breaker sizing between 17.1 and 25 amps. Plastic PVC exhaust flue is standard and cost-effective. Upflow capability means it works in basements or attics. Suction line insulation thickness of 3/4 inches is standard, with 50-foot maximum line set allowing flexibility for split installations.

Warranty & Reliability

The 10-year parts warranty, activated through online registration, provides reasonable coverage. This protects compressor failures, motor burnout, and component defects but excludes wear items, maintenance, and refrigerant. Goodman's evaporator coil carries separate warranty documentation. For homeowners, 10 years covers the typical window before replacement thinking begins. Contractors appreciate Goodman's straightforward claims process and parts availability through major distributors.

Specifications

SKU	LS38343850
Brand/Manufacturer	Online Supply
Cooling BTU	30,000
Heating BTU	100,000
Refrigerant	R410A or R22
Electrical	208 / 230 V. 1 Phase 60 Hz
Warranty	10 Years with Online Registration
Decibel Level (dBA)	72
Weight (in lbs)	22.000000
Feature	Spec
Airflow Direction	Upflow/Horizontal
Exhaust Flue Requirement	Plastic / PVC
Furnace Efficiency / AFUE	92%
Blower Motor	Multi Speed
Maximum CFM	2000
Configuration	Upflow / Downflow
Flue Location	Right
Burner Stages	Single
Fuel Type	Gas
Height	30"
Width	21"
Depth	21"
Resources	CAPF Installation Manual CAPF Specifications Sheet Goodman Evaporator Coil Warranty You will need Adobe® Acrobat® Reader to view PDF documents.
Safety Information	PROPOSITION 65 WARNING This product and many products on our site may contain a chemical know to the state of California to cause cancer or birth defects or other reproductive harm. For more information about Proposition 65 please Click Here.
Energy Star	No
SEER1 (Efficiency)	14
Condenser Stages	Single Stage
Compressor Type	Rotary
Liquid Valve Size	3/8"
Suction Valve Size	3/4"
Max Breaker Size	25 amps
Min. Breaker Size	17.1 amps
Tonnage	3.5 Ton
Liquid Line	3/8"
Suction Line	3/4"
Style	A-Coil
Suction Line Insulation Thickness	3/4"
Length	50 feet

Frequently Asked Questions

What's the actual tonnage, given conflicting specs in the listing? +

The 30,000 BTU cooling capacity and title specify 2.5-ton. The 3.5-ton entry appears to be a data error from the supplier. For practical purposes, this is a 2.5-ton system suitable for approximately 1,200-1,500 square feet in moderate climates. Verify before ordering if your home requires larger capacity.

Will this furnace fit in a standard basement installation? +

Yes. At 21 inches wide, 30 inches tall, and 21 inches deep, it fits most furnace spaces designed for upflow equipment. The upflow/horizontal configuration works in basements, attics, and crawl spaces. Confirm your duct connections and clearance to combustibles before installation per manual.

How does 92% AFUE compare to what I have now? +

If your furnace is 10-15 years old, it likely runs 78-85% AFUE. This 92% unit reduces heating fuel consumption by 7-15% annually, translating to real dollar savings on gas bills depending on climate and usage. Over a furnace's 15-20 year life, efficiency gains are substantial.

Does 14 SEER mean this is as good as higher-priced systems? +

14 SEER is solid for the budget tier but doesn't match 16-18 SEER variable-stage competitors. You're trading modulating compressor precision for lower initial cost. For moderate climates and average cooling loads, 14 SEER performs capably. Hot climates may justify premium equipment.

What does the 10-year warranty actually cover? +

Parts coverage includes compressor, motor, and components after online registration. Excludes refrigerant, labor, maintenance, and wear items. Most failures occur within 5 years anyway, so 10-year protection provides reasonable peace of mind without premium pricing.

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