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Search: Posts Made By: mark
Forum: DIY 12-13-2006, 09:30 PM
Replies: 11
Views: 3,422
Posted By mark
That's right. On the valves I have, arrow points...

That's right. On the valves I have, arrow points against the permanent seat.

Also note this valve was not on my closed loop (though I used same valves) but on the return pump from the sump.
Forum: DIY 12-12-2006, 02:45 PM
Replies: 4
Views: 1,605
Posted By mark
this thread started up again on a plywood tank ...

this thread started up again on a plywood tank

http://reefcentral.com/forums/showthread.php?s=&threadid=716410&perpage=25&pagenumber=1
Forum: DIY 12-12-2006, 02:08 AM
Replies: 4
Views: 1,369
Posted By mark
I'd be concerned the crack would continue to run....

I'd be concerned the crack would continue to run.

Might consider either replacing the pane or removing the silicone on the 3 edges and patching with a whole piece.
Forum: DIY 12-12-2006, 01:00 AM
Replies: 4
Views: 1,451
Posted By mark
Timely post. Went downstair to get my tape...

Timely post. Went downstair to get my tape measure to find water on the floor of the mech room. Could have sworn I turned the valve to the ro/di container off...

Anyways on my tank, trim around...
Forum: DIY 12-11-2006, 02:11 AM
Replies: 4
Views: 1,605
Posted By mark
If your talking about a wooden reef tank but for...

If your talking about a wooden reef tank but for a glass viewing pane, seen lot's of post, though believe on RC. See called plywood tanks.
Forum: Reef 12-10-2006, 02:27 AM
Replies: 14
Views: 3,082
Posted By mark
Tapped a 1/8"NPT/JC fitting for 1/4" OD tubing...

Tapped a 1/8"NPT/JC fitting for 1/4" OD tubing into the 45° elbow.

After I drilled it thinking, hope it doesn't turn into a venturi port, but works okay.

Flow is slow, 20 seconds to fill...
Forum: Reef 12-09-2006, 02:19 PM
Replies: 14
Views: 3,082
Posted By mark
don't need water on the floor, can you explain

don't need water on the floor, can you explain
Forum: Reef 12-09-2006, 05:39 AM
Replies: 14
Views: 3,082
Posted By mark
Ca reactor feed question

Just bought a MJ400 to feed my reactor but now wondering if there would be any problem in just tapping into the output of my return pump (Iwaki70RLT)?

Have some couplings on the 1" line on the...
Forum: Reef 12-07-2006, 08:07 PM
Replies: 8
Views: 2,460
Posted By mark
Might be of interest, link shows graphically how...

Might be of interest, link shows graphically how siphon is maintenance during power outage in a properly designed HOB overflow.

http://www.melevsreef.com/allmysumps.html
Forum: Edmonton 12-07-2006, 05:49 PM
Replies: 2
Views: 1,414
Posted By mark
Seen some at AI

Seen some at AI
Forum: Buy/Sell/Trade (Aquatics hardware related only) 12-07-2006, 05:48 PM
Replies: 2
Views: 1,291
Posted By mark
Got a 12v soleniod valve from Princess Auto, $25.

Got a 12v soleniod valve from Princess Auto, $25.
Forum: Reef 12-06-2006, 02:18 PM
Replies: 8
Views: 2,460
Posted By mark
Went drilled returns myself but have seen a...

Went drilled returns myself but have seen a picture where the top of the overflow box's "u" is drilled and has a piece of airline attached with the other end of the tubing connected to a venturi port...
Forum: Reef 12-04-2006, 11:36 PM
Replies: 4
Views: 3,254
Posted By mark
Bazins formula is what you are looking Q = 0.66 x...

Bazins formula is what you are looking Q = 0.66 x cB x (2g)0.66 x H1.5
http://www.aquatext.com/calcs/weir%20flow.htm


And from sprdsht I got for flow/height for a slotted weir. Works out for...
Forum: Reef 12-03-2006, 05:11 PM
Replies: 5
Views: 1,947
Posted By mark
I'll take it.

I'll take it.
Forum: Reef 12-02-2006, 03:25 PM
Replies: 15
Views: 3,474
Posted By mark
For some types okay. Different light needs...

For some types okay.

Different light needs for different clams and also some species look a lot better if viewed from above so placing high on the rock takes away for some.

Lots of clam info...
Forum: Reef 12-02-2006, 04:12 AM
Replies: 5
Views: 2,269
Posted By mark
Tank sits on a wide pony wall, sumps in the...

Tank sits on a wide pony wall, sumps in the basement and the only thing below is the CL pump and 4 way so humidity isn't a problem. Pump (Dart) and plumbing is isolated but still getting a little...
Forum: Reef 12-01-2006, 06:09 AM
Replies: 5
Views: 2,269
Posted By mark
Sound proofing

Looking to line the area under my tank with some sort of acoustic panel and come across Soundstop fibreboard. Anyone know if this is available in Canada (haven't heard back fr their rep) or something...
Forum: Reef 12-01-2006, 05:53 AM
Replies: 9
Views: 2,100
Posted By mark
Anyone doing Calfo's method (small amount of...

Anyone doing Calfo's method (small amount of kalk, starting 1/16tsp per 100g mixed in one cup of water and added directly to tank)?
Forum: Reef 11-29-2006, 10:17 PM
Replies: 7
Views: 2,000
Posted By mark
Really think your tanks will suffer any affects...

Really think your tanks will suffer any affects for the pumps being off 2.5 hours? $270 seems quite a bit for something that's probably a non-issue. I've done maintenance that lasted close to that...
Forum: Reef 11-29-2006, 01:13 AM
Replies: 5
Views: 1,679
Posted By mark
Bubbles in mine at the bottom of the chamber more...

Bubbles in mine at the bottom of the chamber more just white, (can't really made out bubble size because so small and moving around). Midway up the collector cup ~millimeter to a couple at the top of...
Forum: Pictures 11-28-2006, 05:41 AM
Replies: 17
Views: 3,897
Posted By mark
Lots of pictures in link...

Lots of pictures in link http://reefcentral.com/forums/showthread.php?s=&threadid=769218
Forum: Reef 11-27-2006, 02:52 PM
Replies: 11
Views: 3,226
Posted By mark
Would kalk paste, like one does for aiptasia work?

Would kalk paste, like one does for aiptasia work?
Forum: Edmonton 11-26-2006, 03:05 AM
Replies: 2
Views: 1,486
Posted By mark
Bartle and Gibson.

Bartle and Gibson.
Forum: Buy/Sell/Trade (Aquatics hardware related only) 11-24-2006, 06:51 AM
Replies: 6
Views: 3,168
Posted By mark
Thought I had a taker but no. Still available.

Thought I had a taker but no. Still available.
Forum: Reef 11-24-2006, 01:06 AM
Replies: 4
Views: 1,880
Posted By mark
Though unable because the way I display my tank,...

Though unable because the way I display my tank, seems the coast to coast the best or even partial such as untamed http://216.187.96.54/vbulletin/showthread.php?t=28436&highlight=400

Another...
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