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Established in 2001, Puyang Zhong Yuan Restar Petroleum Equipment Co.,Ltd, “RSD” for short, is Henan’s high-tech enterprise with intellectual property advantages and independent legal person qualification. With registered capital of RMB 50 million, the Company has two subsidiaries-Henan Restar Separation Equipment Technology Co., Ltd We are mainly specialized in R&D, production and service of various intelligent separation and control systems in oil&gas drilling,engineering environmental protection and mining industries.We always take the lead in Chinese market shares of drilling fluid shale shaker for many years. Our products have been exported more than 20 countries and always extensively praised by customers. We are Class I network supplier of Sinopec,CNPC and CNOOC and registered supplier of ONGC, OIL India,KOC. High quality and international standard products make us gain many Large-scale drilling fluids recycling systems for Saudi Aramco and Gazprom projects.

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75138 13
75138 13" Sand Filter w/ 3/4HP Water Ground Swimming Pool Pump

Sizable Capacity - This sand filter pump is housed in a one-piece 13-inch tank with a capacity of 42 pounds of sand that can filter above ground pools up to 10,000 gallons Simple and Easy to Use - 4-way valve, 3-prong plug w/ electric cable, portable, quick start …

How to Size a Pool Pump for Your In-Ground Pool ...
How to Size a Pool Pump for Your In-Ground Pool ...

The formula for calculating the total gallons in a round pool is: Gallons = Diameter x Diameter x Average Depth x 5.9. For example (see picture): your pool is 25 ft in diameter, the pool's shallow end is 3 ft and its deep end is 7 ft. So the pool's average depth is 3 plus 7 = 10 divided by 2. This gives you 5 ft.

5 best and quietest aquarium air pumps (60+ Tested!) - FishLab
5 best and quietest aquarium air pumps (60+ Tested!) - FishLab

7/4/2021, · I have a 220 L ,tank, 900mm long, 500mm high and 400mm deep. I want to run a sponge ,filter, and read you reviews on air ,pumps,. I was wondering if the Eheim 100 would be OK to run a sponge ,filter, in this ,tank,. Maybe would run an air stone as well. Also what would be the best back up battery operated ,pump, to run the ,filter, in case of power outage.

Choosing the right size of pond pump | Swell Uk
Choosing the right size of pond pump | Swell Uk

That pond has a gross volume of 6000 litres. Either select a complete ,pump,, ,filter, and UV system for ponds up to 7500 litres or select a ,pump, which runs at about 3500lph, which will turn over your pond once every two hours. If you have koi then consider a much larger ,filter, system, suitable for ponds up to 12,000 litres. (double pond volume)

How To Backwash a Sand Filter - Pool Warehouse
How To Backwash a Sand Filter - Pool Warehouse

Learning ,how to backwash a sand filter, isn’t that hard and should be done once the pressure displayed on your pressure gauge is 8-10 PSI over the starting level. It’s also good to backwash after ,big, storms, when the water gets cloudy, or when you’ve cleaned up an algae bloom. This guide shows you ,how to backwash a sand filter, properly: Turn off the power to the pool ,pump, at the circuit breaker before moving the multiport ,filter, valve handle on the ,pump,.

Choosing the right size of pond pump | Swell Uk
Choosing the right size of pond pump | Swell Uk

That pond has a gross volume of 6000 litres. Either select a complete pump, filter and UV system for ponds up to 7500 litres or select a pump which runs at about 3500lph, which will turn over your pond once every two hours. If you have koi then consider a much larger filter system, suitable for ponds up to 12,000 litres. (double pond volume)

Aquarium filter - Wikipedia
Aquarium filter - Wikipedia

The combined surface of all ,sand, particles in the ,filter, is very large, and so there is a large surface for aerobic denitrification bacteria. Therefore, the size of the ,filter, can be modest. The ,filter, itself can be internal or external. In its simplest DIY internal version an FBF is very easy to build, with a container, ,sand,, ,pump,, and some plumbing.

How To Backwash A Pool Sand Filter In 10 Simple Steps
How To Backwash A Pool Sand Filter In 10 Simple Steps

The ,sand, that’s in the ,filter, system will block dirt, oil, and debris. What results is a dirty and clogged ,filter, that can reduce the ability of the ,sand, to ,filter, the water and get it back into your pool. Backwashing will help your pool ,sand filter, not get clogged. Pool water normally flows top to bottom in a ,sand filter,, water enters at the top of the ,tank, and pushes down through the ,sand, bed into the laterals at the bottom of the ,tank,.

Hayward S180T Pro Series Sand Filter Review
Hayward S180T Pro Series Sand Filter Review

– ,Sand, Needed: 150lbs pool ,filter sand, (three 50-lb bags) – Pool ,Filter Pump, – Flex hoses or PVC to connect to your pool ,filter pump, – Hose adapters to connect the hoses back to pool return or ,pump,. Want to see my Hayward S180T in action? Check out my video review below…

What size pool pump should I use?
What size pool pump should I use?

around 1.7 kilowatts means it's 2 horsepower pump; Next look at the diameter of your sand filter there are a few common sizes: around 20 inches; around 25 inches; around 28 inches; around 31 inches

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Road West, North Branch, Jingkai Road, Puyang City