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Things to note from Zac's testing. Pumps such as the Periha and Alpine Eco-Twist had grossly exaggerated mfg performance numbers. At the same...

Pond has a large surface area. Even in cold months when not iced over the effect of sun, wind and humidy surface evaporation is a factor. 1 inch a...

There's NO WAY you will get 12000 gph out of two Periha PB-25000 pumps in a real world scenario. I have eight of them so don't take that as a...

Hi Grumpy, So the top pond IS a leak culprit, and currently has some "bubbling" under previously sealed areas and will need to be addressed this...

FYI Here are real world test results on a Periha PB-20000 that's rated for 4625 g/h. Notice at 5 feet of head pressure it's already less than...

I tried to give many away last year locally and no takers. Ended up all going to recycling.

Since designing from scratch and energy efficiency mentioned here are a couple of sites to look at. Due to high energy costs the Europeans are much...

S&G units are for "polishing" the water - removing very fine particulates. While all filters have some bio action, that is not its primary function....

Monte, I am so lucky to have access to deep experience like yours and others here. I compared two Periha pumps to FlowFriend, Goulds and...

Any of the whole house filters from Omni, GE, A O Smith, etc... At your local big box stores or Amazon. Prices for housings start in $20 range. ...

Wow to my surprise the seeds germinated:yes:

Sucked into a round pipe for a couple of seconds? :shrug: Garfield

I saw the ph was about 6.5 I was going to try to raise it to about 7 I will get a kh test as I don't have a fresh one. I didn't touch the areas but...

I guess they are worth whatever you can get for them. Most of us have just thrown them away. Not much value. Just a magazine. pm sactownkoi and...

It's like a car manufacturer making a lot of noise about their high-mileage models, but not listing the mpg anywhere. I get it, omissions happen, but...

I really don't know what they're worth, so if anyone has any idea please respond. I have 3 1998 issues July thru Dec. 2001 and 2002 complete year....

Lyann is the contact person for Advantage, although I haven't seen her on the forum in several months Her contact information is in her...

Thanks for all the feedback – back at work now and short on time, so apologies for the delayed update: 4 days after the first praziquantel dosing,...

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Don’t fool yourself into believing it isn’t Columnaris . I deal with thousands of Koi and have never, ever had it match the description you posted...