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Next month the BOD will be meeting to start planning for the next year. Things we will be planning will be monthly meetings, site improvements, membership campaigns, and more. Before we do that though I would like to get everyone's input on any of that. There is a bout 8 meeting in the year...

Looking to add more emotes and smiles to our site. Our emote list is dreadful and its high time we fixed it so I could use everyone's help for that. If you post images or a url link, for any emoji images you would like to see on the site, I'll get them added. I just added a few but there are...

Just getting this announced to reserve the date... More info to come. Stay tuned!

I have a couple x-large accidental frags of my highlighter green Anacropora that need a new home 30 for the smaller one, $40 for the big one in the pic.

We will be doing our charity auction at the Coral Extravaganza and we still need to decide which charity we will donate the auction proceeds to. So cast your vote above

Finally cleaned up the growing pile of fish gear and now have bunch up for sale. Going super cheap. All items are Best offer, willing to make deals. If its not all gone by the end of the month its going in the trash. 3x AI Sol LED lights with controller - $75 Brand new - 2x 24" ATI Aquablue...

Need to replace bearings and seals on my main return pump but just realized I don't have a backup for that pump. I have backups for my hammerhead on the closed loop, but not my snapper/dart. Does anyone have a used one laying around they'd sell?

It's that time again and we are excited to announce the details of our upcoming fall event.......... That's right, we would like to invite you to our 2025 Rocky Mountain Coral Extravaganza!!!! There will be tons of Prizes, giveaways, hot coral sales from all the best vendor in Colorado, MASC...

Our reefing Friend Brandon aka @N1tew0lf1212 was recently hospitalized and was in the ICU for a bad seizure. He is out and back home but sounds like there is some major last effects, so it will be sometime before he can work again. Since he is the sole provider for his family, they could use all...

So I have been saving my spent DI resin for many years (should have done this ages ago but had been putting it off). Currently I have a 5g bucket of spent resin that is now full, so can't put it off any longer. Its time to recharge it I will be roughly following this procedure to do so...

We are happy to announce the April meeting will be held at Fins Up Reef Co. !!! Fins Up Reef Co. is the latest and greatest store to open in the Littleton area. They have done a spectacular job setting up their shop, and they are finally ready to celebrate their grand opening with the MASC...

So I printed my screen tops for my tank many years ago. 2 of them I reprinted sometime back because the intial frames I made for them were very bulky and the access port in the tops wasnt big enough for me. However one of the tops I hadnt ever gotten around to reprinting again, mainly because I...

The Coral Extravaganza will be November 8th, and as we have done in years past, we will be including a charity auction. Members can come sell their items in the auction, and a portion of each sale will go to the selected charity. Any items donated to, or sold by MASC will give 100% of the...

One of my EB8s has been acting up and when some outlets turn on it makes the other outlets surge, so I need a replacement one. Anyone have a classic eb8, like in the pic, they arent using anymore? Let me know what you got

I have a few frags up for sale. Pickup is Downtown or I can bring to Reefstock next weekend. 1x Splatter paint Acan pachysepta - $100 (This is a unique coral and this is the first natural frag it has given me in the 8+ years I have this coral) 2x Highlighter green anacropora - $25 1x Convict...

So had a little mishap recently and sadly lost most of the yellow tip acro colony that Jake gave me, however I did manage to save a few frags that now need a new home. For this DBTC though, any future frags from this coral need to be DBTC'd and not sold, ever, As that is how Jake would have...

I have had my Neptune Auto feeder for many years and its work great up until recently. Now it sometimes gets stucks, doesnt complete a cycle and sometimes doubles up on cycles. Needless to say it time to replace it. However being the most expensive auto feeder out there I am reluctant to just by...

Took down my 30g cube that I was using for a frag tank, since I a fail miserably at maintaining multiple systems, and it was just getting kind of gross. Either way Tank+stand+sump available (plumbing, ato and lid included) Tank/Stand/sump $150 Sicce return pump $50 ZKS mini flow pump $50...

I have this large 50g tub/barrel that I used for mixing and for curing rock. This tub was given to me by bajamike many years ago so its free to any club member that could use it. Its been mostly cleanup and just sitting in my backyard now. Won't hold. First come first served

https://reefbuilders.com/2024/11/28/reef-builders-black-friday-sale-compendium-and-top-10-picks