Best glass scraper thoughts?

One more try way cheaper and yes it does get at everything look on Amazon. Uses razor blades that you replace as needed
PXL_20250310_215521834 (1).jpg
 
Does anyone know if the Tunze Care scraper works well on the curved glass front of a Fluval Flex 32.5 gallon tank?
I bought the Tunze Nano Care scraper and tried it on my tank. It works quite well, even on the concave glass front. I wish the magnets were a little stronger, but it's much better than the flat block magnetic algae scrubbers.
 
Another vote for the Maxspect Refine. Razor blade at the end of a works fine but trying to keep a constant angle and pressure on the blade the deeper you go in your tank just isnt possible when you have rocks/corals in the way. Blades dull very fast and you pretty much need to throw it out after 1 or 2 uses. If you want to reuse the blade you have to disassemble the whole head, rinse and dry off the blade so it doesnt rust. I just leave the Maxspect refine in my tank.

 
Idk why but I like the Stubby hand held guys with the flat blade. I make a mess and stick my arm allllll the way in there but glass looks nice 👍🏻
 
Another vote for the Maxspect Refine. Razor blade at the end of a works fine but trying to keep a constant angle and pressure on the blade the deeper you go in your tank just isnt possible when you have rocks/corals in the way. Blades dull very fast and you pretty much need to throw it out after 1 or 2 uses. If you want to reuse the blade you have to disassemble the whole head, rinse and dry off the blade so it doesnt rust. I just leave the Maxspect refine in my tank.


Doesn't the Maxspect Refine have a built-in whetstone on the dry side to sharpen the blade?
 
Doesn't the Maxspect Refine have a built-in whetstone on the dry side to sharpen the blade?
Yes it does. It sort of works, but takes some effort and practice. You have to keep the blade perpendicular to get that crisp edge for it to scrape the glass. Defeats the purpose of you round that corner and it doesnt scrape anymore
 
I've tried a normal knife sharpening honing rod on the blade of my Tunze. Hard to tell if it helped or not.

The Tunze is doing a good job on smooth glass, but cannot get all of the algae off the rough areas of glass (which I previously tried and failed to polish out before setting up the tank). I suspect it might take a different sort of tool to clean those areas to clarity, maybe with something more like a rough brush than a smooth metal scraper. :)
 
I've tried a normal knife sharpening honing rod on the blade of my Tunze. Hard to tell if it helped or not.

The Tunze is doing a good job on smooth glass, but cannot get all of the algae off the rough areas of glass (which I previously tried and failed to polish out before setting up the tank). I suspect it might take a different sort of tool to clean those areas to clarity, maybe with something more like a rough brush than a smooth metal scraper. :)
Won’t help for the rough areas, but this ceramic blade upgrade is phenomenal. It’s crazy sharp though so extra attention and safety is advised.

Edit. I needed it for that stubborn algae I encountered when dosing ammonia. Since I’ve stopped ammonia, no more stubborn algae…go figure

https://www.4daquatics.com/product-page/tunze-ceramic-scraper
 
I've tried a normal knife sharpening honing rod on the blade of my Tunze. Hard to tell if it helped or not.

The Tunze is doing a good job on smooth glass, but cannot get all of the algae off the rough areas of glass (which I previously tried and failed to polish out before setting up the tank). I suspect it might take a different sort of tool to clean those areas to clarity, maybe with something more like a rough brush than a smooth metal scraper. :)
I use this with replacable blades. It works well for tight places and removes even the hardest spots.
I use the Flipper, for general scraping.
Screenshot_20250821_074055_Chrome.jpg
 
I use this with replacable blades. It works well for tight places and removes even the hardest spots.
I use the Flipper, for general scraping.
Screenshot_20250821_074055_Chrome.jpg

Thanks. I think my problem in the rough spots is that no type of blade gets into the bottoms of the pits, hence the possibility of something that has bristles getting to it.
 
Thanks. I think my problem in the rough spots is that no type of blade gets into the bottoms of the pits, hence the possibility of something that has bristles getting to it.
I just use those pot and pan plastic scrubbys on mine. Not the ones with built in chemical. Gets the spots where my tank is all scratched up, i find after its done once, the tunze can then keep up with it until coralline settles in the grooves again. Been using my tunze for... 8 years or so only replaced the blade once and the fabric pads for the outside a couple of times. Just be sure to rinse magnets and dry well if removing from saltwater. High-ish upfront cost but legit no future costs if taken care of.
 
I finally broke down and bought the tunze.. I had the normal one for the old tank, but needed the strong+ for the new WB with 3/4" glass.

Holding off on the ceramic blade upgrade until I see how well it works stock.
 
I wish I'd seen this post years ago. The magnet I had been using got infiltrated with spirorbids and destroyed my glass. I'd turn the tank around to view through the other side if I could. I've used a hand held sponge and razor ever since, but there are places where I can't get my hand between the glass and the corals.
 
I wish I'd seen this post years ago. The magnet I had been using got infiltrated with spirorbids and destroyed my glass. I'd turn the tank around to view through the other side if I could. I've used a hand held sponge and razor ever since, but there are places where I can't get my hand between the glass and the corals.
I bought this a while back amazon amazingly cheap razor cleaner. Also there are cleaners that have 2 attachments one for glass the other acrylic. I got fed up with them falling off though and having to fish them out. This new toy works great
 

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I just use those pot and pan plastic scrubbys on mine. Not the ones with built in chemical. Gets the spots where my tank is all scratched up, i find after its done once, the tunze can then keep up with it until coralline settles in the grooves again. Been using my tunze for... 8 years or so only replaced the blade once and the fabric pads for the outside a couple of times. Just be sure to rinse magnets and dry well if removing from saltwater. High-ish upfront cost but legit no future costs if taken care of.

Thanks. Might try that. :)
 
Yea the Tunze I had was great, as Randy said not foolproof at getting all the tough stuff even with the blade.

Bit off topic but I picked up a nano/pici flipper for my nano and love it- I haven’t used the larger versions but I remember people raving about them. It’s a neat and functional design.
 
I know someone posted that the magic eraser people said don't use them in your tanks, but I've not had the issues stated and have been using them since I got in to reefing (plain only). No issues for me.
 

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