Description
Features and Benefits
FLECK 2815 CONTROL VALVE
1 ½" 316 stainless steel valve body has higher purity and resistance to corrosion
![]()
FLECK 3150 CONTROL VALVE
The 2" Lead Free Brass Control Valve is perfect for commercial installations requiring larger flows
![]()
![]()
COMPOSITE PRESSURE VESSELS
Fiberglass construction offers outstanding performance and durability in harsh chemical environments with capacities up to 463 gallons
![]()
![]()
2815 CONTROL-HOT WATER RATED
Seals and components are hot water rated up to 150ºF, meaning no additional components needed
![]()
2815 Key Features
- 316 grade stainless steel valve body for superior strength and durability
- Continuous service flow and backwash rates of 70 GPM per tank
- Backwash capability accommodates softener tanks up to 36" in diameter
- Fully adjustable 3- or 5-cycle control for efficient and reliable water treatment system operation
- Designed for single or multiple tank systems
- Hydraulically-balanced composite piston for durable sealing and performance
- One-piece seal and spacer cartridge simplifies service
3150 Key Features
- Lead-free brass valve body for superior strength and durability
- Continuous service flow rate of 95 GPM with a backwash of 105 GPM per tank
- Backwash capability accommodates softener tanks up to 63"
- Fully adjustable 3- or 5-cycle control for efficient and reliable water treatment system
- Designed for single or multiple tank systems
- Environmental protective cover for water resistance, corrosion resistance, and UV stability
- Time-tested, hydraulically-balanced piston for service and regeneration
Additional Resources
OPTIONAL EQUIPMENT
Learn More
NXT2 Controller-Network controller uses on-board communication capabilities to link multiple valves (via off-the-shelf CAT3, CAT5, or better cables) for system types 4,5,6,7,9,and 14.
HIGH FLOW DISTRIBUTION - Plastomer Diffusers or Hub & Lateral systems offer highly efficient distribution and collection of water and regenerants in water processing equipment.
Learn More
System Skids - Nelsen Commercial Skids are pre-engineered and have an epoxy primer with an enamel finish coat in safety blue.
Learn More
| Model Number | Tank Size | Capacity | Resin | Gravel Support Bed | Flow Rates | BKW | Salt Req’d | Space Req’d** | ||
| Resin | Brine | Min - Max | Cu Ft | 1/2 x 1/4 | 1/4 x 1/8 | Min - Max | 9# 15# | L x W x H | ||
| NWS-285-120 | 16 x 65 | 24 x 41 | 96k - 120k | 4 cf | 0 | 75 | 20 - 41 gpm | 7 | 36 - 60 | 44 x 24 x 75 |
| NWS-2815-150 | 18 x 65 | 24 x 50 | 120k - 150k | 5 cf | 0 | 100 | 25 - 53 gpm | 9 | 45 - 75 | 46 x 24 x 78 |
| NWS-2815-210 | 21 x 62 | 24 x 50 | 168k - 210k | 7 cf | 100 | 50 | 35 - 60 gpm | 12 | 63 - 105 | 49 x 24 x 74 |
| NWS-2815-300 | 24 x 72 | 30 x 48 | 240k - 300k | 10 cf | 150 | 100 | 40 - 66 gpm | 15 | 90 - 150 | 58 x 30 x 90 |
| NWS-2815-450 | 30 x 72 | 39 x 48 | 360k - 450k | 15 cf | 250 | 100 | 45 - 75 gpm | 25 | 135 - 225 | 73 x 39 x 97 |
| NWS-315-300 | 24 x 72 | 30 x 48 | 240k - 300k | 10 cf | 150 | 100 | 50 - 75 gpm | 15 | 90 - 150 | 58 x 30 x 90 |
| NWS-315-450 | 30 x 72 | 39 x 48 | 360k - 450k | 15 cf | 250 | 100 | 75 - 95 gpm | 25 | 135 - 225 | 73 x 39 x 97 |
| NWS-315-600 | 36 x 72 | 50 x 60 | 480k - 600k | 20 cf | 350 | 150 | 80 - 105 gpm | 35 | 180 - 300 | 90 x 50 x 99 |
Find A Local Nelsen Water Solutions Dealer
• Capacities are based on resin manufacturer’s data • All flow rates are in Gallons Per Minute • All sizes and space required are in inches
**Space required and shipping weight are for single tank systems w/standard size brine tanks; multi-tank systems require additional spacing and are additional weight









