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Aluminum vs Fiberglass

out_for_a_rip
Explorer
Explorer
Hi everyone - we are in the market for our first TT and are unsure of the real differences between aluminum and fiberglass siding (besides price). Can someone help us out?

Thanks!
42 REPLIES 42

Acdii
Explorer
Explorer
rbpru wrote:

In my humble opinion, the floor plan and interior components far outweigh the exterior covering.

Good luck


This is the most honest answer here. Both have their advantages and disadvantages, but what it really comes down to, what do you like? You can have a fancy slab side with a useless floor plan, or you could have an ugly rib side with a really nice floor plan, or visaversa.

Way I see it, I don't care what it looks like outside as long as it is comfortable and functional inside.

westend
Explorer
Explorer
nobby wrote:
I haven't heard of any real aluminum sided reliability issues....but I don't own one, either.

I dunno', when I got mine I could stick my arm through the joint in the middle of the siding. The screws that tried to hold the siding to the rotted frame had fallen out.

The good news is that a wood frame and aluminum siding can be repaired a bit easier than an aluminum frame with delaminated Filon.
'03 F-250 4x4 CC
'71 Starcraft Wanderstar -- The Cowboy/Hilton

rbpru
Explorer II
Explorer II
Aluminum is older technology affectionately called stick and tin. It is well established with several generations of design, construction and repair history.

Fiberglass is a newer technology. Though also a couple of decades olds, the technology continues to evolve. Fiberglass lends itself to the fancy shapes and sculpted designs that folks like, plus it offers a broad canvas for today's artistic decals.

Aluminum is prone to dents, fiberglass is prone to de-eliminations. Which is better is mostly a matter of opinion or unusual circumstance such as the aforementioned hail or intense sunshine.

In my humble opinion, the floor plan and interior components far outweigh the exterior covering.

Good luck
Twenty six foot 2010 Dutchmen Lite pulled with a 2011 EcoBoost F-150 4x4.

Just right for Grandpa, Grandma and the dog.

goducks10
Explorer
Explorer
Aluminum dents real easy, fiberglass sided don't.
Both can leak. One will rot the other will delaminate.
Fiberglass sided can have higher R value for insulation.

SoundGuy
Explorer
Explorer
out_for_a_rip wrote:
- we are in the market for our first TT and are unsure of the real differences between aluminum and fiberglass siding (besides price).


For some it's just a matter of aesthetics as many simply prefer the look of smooth fibreglass. Aluminum dents easily, with the only effective repair being to replace it, while any good body shop should be able to properly repair fibreglass in the unlikely event it's damaged.
2012 Silverado 1500 Crew Cab
2014 Coachmen Freedom Express 192RBS
2003 Fleetwood Yuma * 2008 K-Z Spree 240BH-LX
2007 TrailCruiser C21RBH * 2000 Fleetwood Santa Fe
1998 Jayco 10UD * 1969 Coleman CT380

_1nobby
Explorer
Explorer
They both have their cosmetic differences but the fiberglass can be a problem.

I have the fiberglass AND have spots of delamination....mostly where water was sneaking by door and window frames. I have halted the progression by caulking EVERYTHING.

I haven't heard of any real aluminum sided reliability issues....but I don't own one, either.

Fireballsocal
Explorer
Explorer
Fiberglass is slightly heavier than aluminum. Maybe 4-6 hundred pounds difference on a 30 foot trailer. And the smooth fiberglass sides are much quicker to wash.

Second_Chance
Explorer II
Explorer II
Here's my brother-in-law's take on it (and I agree). Aluminum has a slight advantage in the sunny, hot desert southwest where there have been some problems with fiberglass delamination due to the sun and the heat. Aluminum (often over a wood frame) can encounter issues with water incursion and subsequent wood rot (due to the fasteners, overlaps and wood frames) in very wet climates such as the deep south and the Pacific northwest west of the mountains. The wood frames used under aluminum tend to transmit heat and cold less than the aluminum frames typically used under fiberglass... but the insulation used in the fiberglass laminated exterior walls is often better than that used in aluminum construction. Finally, the manufacturers of 1/2-million dollar motor coaches and $150K fifth wheels use laminated fiberglass rather than aluminum - for whatever reasons.

Rob
U.S. Army retired
2020 Solitude 310GK-R
MORryde IS, disc brakes, solar, DP windows
(Previously in a Reflection 337RLS)
2012 F350 CC DRW Lariat 6.7
Full-time since 8/2015

Gulfcoast
Explorer
Explorer
Welcome new member... feel free to search, or discuss any topic you wish on this forum.

The forum was set up for new discussion, not just a library.

I simply prefer an aluminum siding trailer for it's long lasting ability.
RV'ing since 1960
Dodge Cummins Diesel
Mega Cab
Jayco Travel Trailer

azrving
Explorer
Explorer
Bumpyroad wrote:
rjxj wrote:
Aluminum is best for making beer cans.


a new member, perhaps isn't aware of the search function. there have been 1,208,888 threads on this.
bumpy


2Oldman must still be in bed

Bumpyroad
Explorer
Explorer
rjxj wrote:
Aluminum is best for making beer cans.


a new member, perhaps isn't aware of the search function. there have been 1,208,888 threads on this.
bumpy

valhalla360
Nomad III
Nomad III
rjxj wrote:
Aluminum is best for making beer cans.


And looks like new for around 20yrs with no significant effort.

Only real advantage fiberglass has is if you live in an area with a lot of hail.
Tammy & Mike
Ford F250 V10
2021 Gray Wolf
Gemini Catamaran 34'
Full Time spliting time between boat and RV

azrving
Explorer
Explorer