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Upgrade your RV heating without the hassle. The Fogatti InstaHeat 20K Compact RV Furnace is designed as a direct replacement option for Suburban NT-SEQ Series furnaces, making it easy to upgrade an existing system with minimal modification. Its space-saving design is ideal for compact RVs, travel trailers, and campers, while multiple vent pipe options provide the flexibility to accommodate different installation layouts.
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Official Warranty
Original parts included
Reference value $60.00$0.00
Included
No forms · Latest-batch priority
Details
Your appliance, its original components and all original accessories included with your purchase are covered against defects in materials and workmanship.
Your direct order is your proof of purchase. Use your order number for warranty support—no registration form needed.
Direct orders receive priority for the newest available production batches for the selected model, color and fulfillment location. Product refinements may vary by batch; new features are not guaranteed.
Coverage period, exclusions, labor and shipping terms depend on your model. Review the full warranty terms before purchase.
View warranty terms (opens in a new tab)User Guide

Choose the right vent pipe length.
Measure X and match it to the correct option below.
How to measure
Insert a ruler into the air intake opening and push it inward until it reaches the outer cover. Record the X-dimension, then match the result below.
- 22-1/4″ – 23-3/8″
- 60mm
- 23-1/4″ – 24-7/16″
- 85mm
- 24-7/16″ – 25-1/2″
- 115mm
- 25-1/2″ – 26-3/4″
- 145mm
- 26-3/4″ – 27-7/8″
- 175mm
This product is rated 4.8 of 5.0 stars.
It has received 38 reviews.





