Think twice before you go big

SteveG_inDC

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I've been in this hobby and reading about reefkeeping for many years. I repeatedly see threads on "what would you do if you could start over?" A common answer is "I would set up a larger system." I want to push back on that.

There is so much pressure to go big and so many reasons why big tanks make sense. Many people's progressions in the hobby look like mine. I started with 10g freshwater, then 20g, then 38g reef, then 75g reef, and now planning a 240g reef (this is all over more than 25 years, so I'm not talking about impulsive upgrading behavior). Each time I wanted more stability, more aquascaping possibilities, more stocking options, and more to see. So now I'm about 18 months into *planning* a large system (see my build thread) and I'm having some regrets before I've even put any water in the tank. With larger tanks, everything gets more expensive, and I mean really expensive. Larger tank, more rock, more sand, bigger light fixture with more lights, larger wavemakers, bigger sump, bigger return pumps, more salt, more electricity, more water.

But I want to share a cautionary tale about how my dream reef tank, original budget of around $15K, is now going to cost more than a sports car. I am doing a fish room with an in-wall display, so I had to open the walls. The architect said the wall was not load-bearing -- good news! Then two weeks into construction they went "oops, we were wrong, it's holding up two levels of the house." No problem, add $2500 for some new supports added out wide to replace the one we removed for where the display tank sits. Should be fine, but let's have a structural engineer review just in case. That will only cost $500 or so. Then, as we're digging a trench in the slab for a floor drain (an absolute requirement), we got another nasty surprise. The basement slabs in my neighborhood (homes are all about 100 years old) are about 3" to 6" thick instead of 12" to 18". So we need to tear up half the basement slab, excavate, and pour new concrete footings for the tank and for the vertical beams supporting the house. Another $10K. I suppose we might have wanted a thicker slab anyway, but the house would have had at least another 50 years before it was a problem.

So I'm about to approve that change order to the construction contract, but seriously thought about whether I could sell the custom tank that's been sitting in the garage and downsize to something that won't break my house. Too late, I guess, since we already moved the supports and I've already accumulated all the equipment that goes with this particular tank. Fortunately I can absorb these costs and still pay for my kids' college and our retirement, maybe have a skip a couple of vacations. But the lesson learned (which I hope to share) is that if you are a normal person who has not been lucky to have investments go well and save for 20+ years, then try to make the most of that 20 gallon, or 55 gallon or whatever tank or even a nano, and take it as a challenge on how to create something beautiful in a small box and how to keep it stable. We need to celebrate nanos and "regular" size tanks and reef-keepers who maintain them and not feel or create pressure to upgrade. Yes, we'll always drool over the ocean-sized tanks online with armies of tangs swimming busily and peacefully over an expanse of mature coral reefs, but think twice before you go big.
 
I've been in this hobby and reading about reefkeeping for many years. I repeatedly see threads on "what would you do if you could start over?" A common answer is "I would set up a larger system." I want to push back on that.

There is so much pressure to go big and so many reasons why big tanks make sense. Many people's progressions in the hobby look like mine. I started with 10g freshwater, then 20g, then 38g reef, then 75g reef, and now planning a 240g reef (this is all over more than 25 years, so I'm not talking about impulsive upgrading behavior). Each time I wanted more stability, more aquascaping possibilities, more stocking options, and more to see. So now I'm about 18 months into *planning* a large system (see my build thread) and I'm having some regrets before I've even put any water in the tank. With larger tanks, everything gets more expensive, and I mean really expensive. Larger tank, more rock, more sand, bigger light fixture with more lights, larger wavemakers, bigger sump, bigger return pumps, more salt, more electricity, more water.

But I want to share a cautionary tale about how my dream reef tank, original budget of around $15K, is now going to cost more than a sports car. I am doing a fish room with an in-wall display, so I had to open the walls. The architect said the wall was not load-bearing -- good news! Then two weeks into construction they went "oops, we were wrong, it's holding up two levels of the house." No problem, add $2500 for some new supports added out wide to replace the one we removed for where the display tank sits. Should be fine, but let's have a structural engineer review just in case. That will only cost $500 or so. Then, as we're digging a trench in the slab for a floor drain (an absolute requirement), we got another nasty surprise. The basement slabs in my neighborhood (homes are all about 100 years old) are about 3" to 6" thick instead of 12" to 18". So we need to tear up half the basement slab, excavate, and pour new concrete footings for the tank and for the vertical beams supporting the house. Another $10K. I suppose we might have wanted a thicker slab anyway, but the house would have had at least another 50 years before it was a problem.

So I'm about to approve that change order to the construction contract, but seriously thought about whether I could sell the custom tank that's been sitting in the garage and downsize to something that won't break my house. Too late, I guess, since we already moved the supports and I've already accumulated all the equipment that goes with this particular tank. Fortunately I can absorb these costs and still pay for my kids' college and our retirement, maybe have a skip a couple of vacations. But the lesson learned (which I hope to share) is that if you are a normal person who has not been lucky to have investments go well and save for 20+ years, then try to make the most of that 20 gallon, or 55 gallon or whatever tank or even a nano, and take it as a challenge on how to create something beautiful in a small box and how to keep it stable. We need to celebrate nanos and "regular" size tanks and reef-keepers who maintain them and not feel or create pressure to upgrade. Yes, we'll always drool over the ocean-sized tanks online with armies of tangs swimming busily and peacefully over an expanse of mature coral reefs, but think twice before you go big.
Exact reason I'm very hesitant on further upgrades. The grass is not always greener on the otherside. Thanks for the reminder.
 
I hear ya.

Even though my tank is only 90 cube, I still had to brace the floor, dig a hole, fill with concrete, etc, etc, as my house only sits on piers with sand and a very deep frost line to deal with.

Even though not on the same scale as you, still an additional expense I had not initially planned on.
 
I've been in this hobby and reading about reefkeeping for many years. I repeatedly see threads on "what would you do if you could start over?" A common answer is "I would set up a larger system." I want to push back on that.

There is so much pressure to go big and so many reasons why big tanks make sense. Many people's progressions in the hobby look like mine. I started with 10g freshwater, then 20g, then 38g reef, then 75g reef, and now planning a 240g reef (this is all over more than 25 years, so I'm not talking about impulsive upgrading behavior). Each time I wanted more stability, more aquascaping possibilities, more stocking options, and more to see. So now I'm about 18 months into *planning* a large system (see my build thread) and I'm having some regrets before I've even put any water in the tank. With larger tanks, everything gets more expensive, and I mean really expensive. Larger tank, more rock, more sand, bigger light fixture with more lights, larger wavemakers, bigger sump, bigger return pumps, more salt, more electricity, more water.

But I want to share a cautionary tale about how my dream reef tank, original budget of around $15K, is now going to cost more than a sports car. I am doing a fish room with an in-wall display, so I had to open the walls. The architect said the wall was not load-bearing -- good news! Then two weeks into construction they went "oops, we were wrong, it's holding up two levels of the house." No problem, add $2500 for some new supports added out wide to replace the one we removed for where the display tank sits. Should be fine, but let's have a structural engineer review just in case. That will only cost $500 or so. Then, as we're digging a trench in the slab for a floor drain (an absolute requirement), we got another nasty surprise. The basement slabs in my neighborhood (homes are all about 100 years old) are about 3" to 6" thick instead of 12" to 18". So we need to tear up half the basement slab, excavate, and pour new concrete footings for the tank and for the vertical beams supporting the house. Another $10K. I suppose we might have wanted a thicker slab anyway, but the house would have had at least another 50 years before it was a problem.

So I'm about to approve that change order to the construction contract, but seriously thought about whether I could sell the custom tank that's been sitting in the garage and downsize to something that won't break my house. Too late, I guess, since we already moved the supports and I've already accumulated all the equipment that goes with this particular tank. Fortunately I can absorb these costs and still pay for my kids' college and our retirement, maybe have a skip a couple of vacations. But the lesson learned (which I hope to share) is that if you are a normal person who has not been lucky to have investments go well and save for 20+ years, then try to make the most of that 20 gallon, or 55 gallon or whatever tank or even a nano, and take it as a challenge on how to create something beautiful in a small box and how to keep it stable. We need to celebrate nanos and "regular" size tanks and reef-keepers who maintain them and not feel or create pressure to upgrade. Yes, we'll always drool over the ocean-sized tanks online with armies of tangs swimming busily and peacefully over an expanse of mature coral reefs, but think twice before you go big.
Wow, That really sucks that you have to go through all that because of a tank. On the bright side you have the resources and if that's the worst thing that happens to you, you're doing OK. Good luck!
 
While I get that a larger tank costs more in every way, I think the main point that I take away from your cautionary tale is that when you start to do home improvements to fit a tank, costs can skyrocket.

You could have been fine at $15K for a large tank. But once you start to knock down walls and installing floor drains, you can always open up a can o worms, just like any home remodel.
 
There is such a thing as 'right size'.

I own my dream tank. It's 60" x 30" x 18", about 140 gallons. Low and fat, easy to maintain, no need to work from a ladder, or from my knees... 'sump room' is just a closet, but it's functional. Everything that can be automated... is.

I look at these huge tanks, and just wonder what cleaning is like. What, you gotta wear a scuba tank? You go right ahead... I don't want to get my sleeves wet... much less my beard.

FulTank.jpg
 
I have a very large tank, and another largish tank, and apart from minor maintenance I have basically nothing to do other than monitor, and change media every 4-8 weeks, That’s it

Cleaning the glass takes a few minutes every few days

Big tanks are extremely expensive to set up, and I do mean ‘extremely’ especially if you go for high end equipment which I did, so be prepared for it.

It all comes down to the initial planning of systems for each task, and automation were ever possible and life running large tanks can be very simple.

So yes I agree, think twice, then twice again, and repeat, then if your on a budget, get the calculator out and add it all up (or don’t! Lol) and then if you can go for it and enjoy the ride. I thoroughly enjoyed the planning over around 6 months or so and to every little detail
 
I've been in this hobby and reading about reefkeeping for many years. I repeatedly see threads on "what would you do if you could start over?" A common answer is "I would set up a larger system." I want to push back on that.

There is so much pressure to go big and so many reasons why big tanks make sense. Many people's progressions in the hobby look like mine. I started with 10g freshwater, then 20g, then 38g reef, then 75g reef, and now planning a 240g reef (this is all over more than 25 years, so I'm not talking about impulsive upgrading behavior). Each time I wanted more stability, more aquascaping possibilities, more stocking options, and more to see. So now I'm about 18 months into *planning* a large system (see my build thread) and I'm having some regrets before I've even put any water in the tank. With larger tanks, everything gets more expensive, and I mean really expensive. Larger tank, more rock, more sand, bigger light fixture with more lights, larger wavemakers, bigger sump, bigger return pumps, more salt, more electricity, more water.

But I want to share a cautionary tale about how my dream reef tank, original budget of around $15K, is now going to cost more than a sports car. I am doing a fish room with an in-wall display, so I had to open the walls. The architect said the wall was not load-bearing -- good news! Then two weeks into construction they went "oops, we were wrong, it's holding up two levels of the house." No problem, add $2500 for some new supports added out wide to replace the one we removed for where the display tank sits. Should be fine, but let's have a structural engineer review just in case. That will only cost $500 or so. Then, as we're digging a trench in the slab for a floor drain (an absolute requirement), we got another nasty surprise. The basement slabs in my neighborhood (homes are all about 100 years old) are about 3" to 6" thick instead of 12" to 18". So we need to tear up half the basement slab, excavate, and pour new concrete footings for the tank and for the vertical beams supporting the house. Another $10K. I suppose we might have wanted a thicker slab anyway, but the house would have had at least another 50 years before it was a problem.

So I'm about to approve that change order to the construction contract, but seriously thought about whether I could sell the custom tank that's been sitting in the garage and downsize to something that won't break my house. Too late, I guess, since we already moved the supports and I've already accumulated all the equipment that goes with this particular tank. Fortunately I can absorb these costs and still pay for my kids' college and our retirement, maybe have a skip a couple of vacations. But the lesson learned (which I hope to share) is that if you are a normal person who has not been lucky to have investments go well and save for 20+ years, then try to make the most of that 20 gallon, or 55 gallon or whatever tank or even a nano, and take it as a challenge on how to create something beautiful in a small box and how to keep it stable. We need to celebrate nanos and "regular" size tanks and reef-keepers who maintain them and not feel or create pressure to upgrade. Yes, we'll always drool over the ocean-sized tanks online with armies of tangs swimming busily and peacefully over an expanse of mature coral reefs, but think twice before you go big.
Omg girst time of seen someone list electric as a factor to consider besides myself my old large setup weighted in at alittle over 2000lbs had to reinforce the floor with a new subfloor and foundation and cost me 200 a month in electric my entire house costs me 150 and it was cheaper to heat my entire house to 78 degrees then to heat the tank from 72 to 76 degrees had 50000 in that system
 
The basement slabs in my neighborhood (homes are all about 100 years old) are about 3" to 6" thick instead of 12" to 18".

FWIW 3" - 6" is all you'll find even now adays in new builds, 12" slabs are unheard of in the vast majority of buildings unless they have a floating slab. Absolutely something a lot of people end up assuming is that there slab can hold there tank at thousands upon thousands of pounds when the truth is the complete opposite.

I hope that you have met all the hurdles and can now put them behind you so we can see this monster of a build come together :) :) :) :) Can't wait to see the build thread !
 
Each size upgrade is an equipment upgrade. And with that comes the unknown. However, big is all I can do. Sometimes big tanks feel small. Am I weird?
I think what actually happens is you get used to seeing it, it looks normal to you after a while, and then that normal maybe starts to look small, and then you starting thinking.....! Lol
 
Good luck and I guess better to be safe than sorry, but even 3 inches of cheap concrete is 2000-3000 PSI and most are far better than this. This can easily support a 240g tank. I have a 7-8 year old house and I have 4 inches of concrete pour on the floor. The mistake on the load bearing wall must have sucked and I imagine that you might have chosen a different location if you otherwise had known. This sounds like you had an engineer problem more than tank problem, which I am sorry to hear.
 
Great post.
Tank size does not matter as long as it is enjoyed
I always kept my tanks 125 or less until my current tank
The new 600g was well planned. As we built the house we planned for the tank before any construction was done.
 
Great story and cautionary tale. I can feel your pain.

I would not think that most peoples go bigger would involve removing walls and cutting concrete. In your case it happened I hope your fish room is everything you ever wanted.

Good lesson learned messing with the slab in that older home.
 
Sorry to hear about all the troubles/cost...

After decades in this hobby, I understand the desire for larger and larger systems. But there's something to be said for a system that's small enough to be easily managed and maintained to a high quality standard.
 
I agree with you there, I could have put a much larger tank in when I moved but settled with a 180. For me, it’s the perfect mix of size, space, and maintenance. Much more than that, it would start costing serious $$$ to just run the lights and buy the salt.

Having a dedicated space to do maintenance is also a must I feel like for larger tanks. It would be almost impossible to maintain if that wasn’t there.
 

IF YOU HAD TO TAKE A REEFING EXAM, WOULD YOU PASS?

  • Yes!

    Votes: 32 45.7%
  • Not yet, but I have one that I want to buy in mind!

    Votes: 9 12.9%
  • No.

    Votes: 26 37.1%
  • Other (please explain).

    Votes: 3 4.3%

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