Suburban Furnace Core SF-FQ Series - 2608A

Suburban Furnace Core SF-FQ Series -  2608A

Designed, built and backed by one of the most trusted names in the RV Industry, the Suburban line of powerful furnaces provide superior, dependable heating in uniform cabinet sizes for installation flexibility. Warm up to an inviting coach interior with quiet, low noise, dependable heating solutions.

Features

• Efficient Low-Profile Design
• Provides Maximum Heating Performance In A Ducted Unit, With A Capacity 25000 BTUH
• Sealed Forced-Draft Combustion
• Direct Spark Ignition

Specifications

What our Experts Think

• Direct Core Replacement: Engineered as a direct swap‑in furnace core for SF‑25FQ, SF‑30FQ and related SF‑FQ series cabinets — restoring heat without replacing the whole unit.

• Consistent Heating Power: Provides ~25,000 BTU of ducted propane heat, offering dependable warmth in everyday RV and camper environments.

• Compact & Low‑Profile: Uniform 20″ D × 12″ W × 7½″ H module fits tight spaces and standard furnace openings for easier installation and replacement.

• Reliable Ignition: Electronic direct spark ignition ensures fast, pilot‑less starts and smoother heat delivery.

• Sealed Combustion Efficiency: Sealed forced‑draft design improves safety and heating efficiency by controlling airflow and combustion.

• Cost‑Effective HVAC Solution: Replacing the core alone saves time and money vs full furnace replacement while extending service life.

Q&A

Q: What is the Suburban Core SF‑FQ Series – 2608A?
A: A reliable, high‑output propane RV furnace designed for consistent heating in motorhomes and travel trailers.

Q: What fuel does this furnace use?
A: It operates on LP (propane) gas.

Q: Is the 2608A suitable for RV heating?
A: Yes — built specifically for recreational vehicle HVAC systems.

Q: How does this furnace perform?
A: Delivers steady, powerful heat output for cold weather comfort.

Q: Is it energy efficient?
A: Yes — engineered for efficient propane consumption.

Q: Is installation straightforward?
A: Yes — designed to fit standard RV furnace openings for easy replacement or upgrade.

Q: Is this furnace safe?
A: Yes — includes built‑in safety features for dependable operation.

Maintenance Tips

• Vent & Intake Clearance: Keep intake/exhaust vents free of snow, leaves, nests, and debris for proper airflow.

• Filter Maintenance: Clean or replace the air filter monthly during heavy use to boost efficiency.

• Dust Removal: With power off, vacuum dust from the blower, burners, and furnace interior.

• Gas Line Inspection: Check gas connections annually for leaks using an approved leak‑detection solution.

• Flame Quality: Ensure a strong, steady blue flame at ignition; yellow or unstable flames may need adjustment.

• Control & Safety Checks: Test thermostat response and safety shut‑offs before the heating season.

• Professional Service: Schedule yearly professional maintenance to inspect the heat exchanger and optimize performance.