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non vented furnace

Expyinflight
Explorer
Explorer
Absolutely enjoyed the full time lifestyle for a number of years, then back to a 'sticks and bricks' home. Now...looking for just a small(non slide out) Class C for some weekend and vacation trips. I miss traveling easily, the fun, meeting the great people along the way, etc. I'm leaning toward a Winnebago Minnie Winnie/Itasca Spirit due to the availability of dual pane windows, and ducted a/c. But most of the smaller floorplans, 22 to 25 ft. do not have a ducted furnace. I'm wondering how well a non ducted furnace keeps the rig warm in general, but especially for trips to the bathroom during the night or for showering in the morning. We live in Phoenix, but will occasionally venture into cooler climates. Any thoughts or experience would be appreciated.
2017 Winnebago Spirit 25b
6 REPLIES 6

gotsmart
Explorer
Explorer
Expyinflight wrote:
Absolutely enjoyed the full time lifestyle for a number of years, then back to a 'sticks and bricks' home. Now...looking for just a small(non slide out) Class C for some weekend and vacation trips. I miss traveling easily, the fun, meeting the great people along the way, etc. I'm leaning toward a Winnebago Minnie Winnie/Itasca Spirit due to the availability of dual pane windows, and ducted a/c. But most of the smaller floorplans, 22 to 25 ft. do not have a ducted furnace. I'm wondering how well a non ducted furnace keeps the rig warm in general, but especially for trips to the bathroom during the night or for showering in the morning. We live in Phoenix, but will occasionally venture into cooler climates. Any thoughts or experience would be appreciated.

Cruise America has a refurbishing facility (in Phoenix, I think) in the your backyard. A tour of their shorter MHs may be in order. I have a 30 footer (2005 28R) that I fulltime in. I'm near the mouth of Discovery Bay in WA. I tuck a comforter under the edge of the mattress in the cabover as a curtain between the cab and the house, and my primary heat source is a 1500W ceramic space heater. Then again, I'm plugged into shore power.

I don't think you'll have a heating issue with the propane furnace. The smaller holding tank sizes in a shorter MH will mean more frequent dumping of the tanks.
2005 Cruise America 28R (Four Winds 28R) on a 2004 Ford E450 SD 6.8L V10 4R100
2009 smart fortwo Passion with Roadmaster "Falcon 2" towbar & tail light kit - pictures

jaycocreek
Explorer II
Explorer II
But most of the smaller floorplans, 22 to 25 ft. do not have a ducted furnace.


My 21 foot Fleetwood has a ducted furnace.I had a 24 foot Beaver class C and a wave 3 heater did a great job in heating it in the middle of the winter here in Idaho..My sons 24 foot Trailer has a non ducted heater with a blower and it does okay during hunting season but he prefers a catalytic also and just uses the furnace to warm it up faster in the morning.

The benefit of the ducts is they help keep the inside water lines from freezing if run properly..The alternative is to put in some vents to let the warm coach air into the places where the lines run.That would be my only worry about non ducted in cold weather.
Lance 9.6
400 watts solar mounted/200 watts portable
500ah Lifep04

Dusty_R
Explorer
Explorer
We had a 2003 24' Itasca 24V that had a ducted furnace+ ducted AC in the ceiling.

Old-Biscuit
Explorer III
Explorer III
Depends on which direct discharge furnace......

Some are only 12,000 btu
Some are 19,000 btu

Depends on were it is located...
mid-ship heat is better distributed
rear heat is localized

But then again 22'- 25' Class C has a small interior with a lower overhead so heating should not be a big issue
Is it time for your medication or mine?


2007 DODGE 3500 QC SRW 5.9L CTD In-Bed 'quiet gen'
2007 HitchHiker II 32.5 UKTG 2000W Xantex Inverter
US NAVY------USS Decatur DDG31

Tiger4x4RV
Nomad
Nomad
The non-ducted (but safely vented) furnace in my 20-foot no-slide C warms the place up in a few minutes. I am glad it is there, although I rarely use it because it is noisy and because I am a boondocker wanting to conserve on use of electricity and propane.
2006 Tiger CX 4x4, 8.1 L gas V-8, Allison 6-speed

avan
Explorer
Explorer
As to your title, I don't think you should ever have a non vented furnace. That could end your RVing experience.:) The last non ducted furnace RV I've had was so long ago I don't remember the experience. That said, there sure are a lot of the shorter C's mfr'd and sold and if lack of ducting were a significant issue, there would probably be a lot of posts regarding same and manufacturers would probably change to a ducted unit as that would not materially affect costs?
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