Affordable 19" 1 hp 115V Waterway TWM Above Ground Pool Sand Filter system Complete # 520-1910

Buy 19" 1 hp 115V Waterway TWM Above Ground Pool Sand Filter system Complete # 520-1910

19" 1 hp 115V Waterway TWM Above Ground Pool Sand Filter system Complete # 520-1910 Product Description:



  • Sand Filter System with Pump Complete with hoses & 7-Position Valve
  • Center discharge pump with debris basket with see thru cover
  • 19" = 20,160 Gallons Per 8 Hours(42 GPM) excellent system for most above ground pools 18' to 24'
  • 10 year prorated warranty on tank body - 1 year warranty on pump and motor
  • Automatic Overload Protection - 1.5" Inlet/Outlets - 2.0 sq.ft.

Product Description

Rugged, corrosion proof, high filtration area, and one piece body. The TMW Sand Filter features a seven function top mount valve for maximum control over the filter system, and easy-to-install snap-in & twist laterals with large surface area for maximum flow. Durable roto-molded tank body is spherical to evenly distribute the pressure resulting in greater strength and longer life of the filter. Corrosion-Proof Body; Fine spray internal diffuser for even water distribution. Center discharge pump 1HP with large 6" leaf trap with clear lid; 3' 115 volt power cord. 7-function, clamp-on, top mount 1" Multi-Port Valve. (2) 1" diameter 6' long hoses, with clamps. Durable platform base. 9.8 amp motor with 1hp pump. Systems are shipped unassembled.

Customer Reviews

Most helpful customer reviews

9 of 9 people found the following review helpful.
5Great filter
By Kathryn Call
I am a 65 yo woman and I have an 18' round Intex pool and hated the samll cartidge filter it came with. It would stay fairly clean but hard to vacuum, etc. I set this filter up today and am in love~!!! I hooked up the vacuum I purchased and it worked like it was supposed to (what a concept). The water was crystal clear in 2 hours and the bottom clean. I am very impressed. It was slightly hard to install because the directions are not real clear, but if you have some mechanical ability, it can be done. One thing - the hoses were impossible to put on the barbs until I used the hair dryer to soften up the hose ends.

8 of 8 people found the following review helpful.
4great filter
By R. Mastrolembo
filter is great dependable need a good sand filter this is it.maintenace is easy just empty and refill sand yearly.

7 of 7 people found the following review helpful.
5pricey but I'm happy so far
By Marshall N. Valentino
First of all I would like to thank the other reviewers for their comments. It helped me make the decision to buy this particular unit - especially after seeing some of the other products out there. I've owned a house with an in-ground pool and it had a DE filter and what a pain it was to dismantle and clean. Now that I've seen how a sand filter works, I don't think I'll have anything else.I attached this pump to my 18' round Intex pool. Assembling the pump/filter was a snap and special thanks to the lady who mentioned using a hair dryer to soften up the hose ends before forcing them over the fittings. I used my heat gun and it took only about 30 seconds to get the material soft enough to get it over the fittings.The directions say the pump should be plugged into a GFCI-proteced, 20 amp circuit and an extension cord should not be used. I'm assuming the extension cord would generate heat with a corresponding voltage drop, thereby making the motor run hot. I'm not an electrician (God bless those of you who are) and those are just my thoughts on it.I used the Zeosand from Leslie's Pool Supply. Yeah, it cost almost $50 but you only have to use half the amount of what the mfr. says. After you fill the container half way with water, add the sand and then top it off with water to almost full. Attach and secure the multiport valve and your ready to go. I might add that when I switched on the pump, all of the dust and dirt that was in the sand already was pumped right back into the pool. I think if I had to do it over again, I'd set the multiport valve to rinse and run some water through the sand and out the waste port. It would only take a few seconds and prevent that from happening.We live on a ranch and have well water with lots of iron. When I add the intial chlorine to the pool each year, the water turns a yucky brown/yellow. It would take about a week with multiple filter cartridge changes with the old system before the water would look clean. I started the pump at 1500 yesterday with the usual looking yucky water. After running the pump all night the water was crystal clear. Absolutely beautiful.Sorry for the long review. I think at the end of the year, I'll post another review and tell you how it worked out.10-05-10. OK, here's the end of season review; Yes, I'd buy this unit again. It kept our Intex pool crystal clear all summer long. Yeah, we still had some algae but I always had that every summer at my old house with an in-ground pool. Frequent shocking kept the algae at bay but in a few days, it would come back. I let the pump run for about 7 hours each day.After 10 days or so before the pressure indicated that backflushing was required. At first I only backflushed for about a minute or so until the water leaving the filter was clear. I would use a pool vacuum and suck up all the dirt and other stuff that would collect on the pool floor and the filter returned clear water during that process. Well, one time while I was vacuuming, I could see cloudy water coming out of the return. The pressure was nowhere near that which required backflushing so I turned off the pump and opened up the sand chamber to look inside. There was alot of silt and junk and crap on top of the sand and I had just backflushed the unit the previous day. Reading the owners manual it said to backflush for 3, 60 second cycles, waiting 30 seconds between each cycle. I did just that and man, that's alot of water being pumped out onto the ground. When I resumed my vacuuming, the return water returned clean during the entire process.Last week I took down my pool and put everything into the barn for the winter. I backwashed one last time to clean the filter and then disconnected everything and scooped out the sand. I was surprised at how much crap was still in the filter that was not pushed out during the backflush. I dumped all the sand into a wheelbarrow and let it dry for several days before putting it into two 5-gallon buckets for storage. I was afraid that the filter would be too heavy to lift with all the sand contained within. The rest of the pump equipment got rinsed off and stored for the winter.I might try some regular sand next year to see if it backflushes any better than the Zeosand that I paid $50 for. At the end of the year you could just throw it out on the ground and be done with it and buy another 100 pounds next year. (The Zeosand used half of the regular sand amount)

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