Size
- 1
- 1
- 1
- 1
- 1
- 1
- 210
- 2
- 2
- 3
- 1
- 1
- 3
- 31
- 4
- 4
- 6
- 3
- 1
- 5
- 22
- 4
- 4
- 5
- 4
- 3
- 4
- 1
- 1
- 1
- 3
- 6
- 4
- 3
- 1
- 3
- 1
- 18
- 19
- 148
- 2
- 1
- 2
- 3
- 3
- 2
- 22
- 1
- 5
- 5
- 4
- 5
- 20
- 4
- 1
- 1
- 1
- 1
- 1
- 22
- 4
- 3
- 2
- 3
- 1
- 1
- 1
- 1
- 154
- 3
- 4
- 1
- 1
- 3
- 2
- 28
- 4
- 4
- 4
- 5
- 2
- 1
- 1
- 27
- 5
- 4
- 6
- 5
- 1
- 1
- 203
- 2
- 9
- 1
- 1
- 10
- 7
- 1
- 2
- 1
- 1
- 2
- 1
- 12
- 17
- 1
- 1
- 2
- 1
- 65
- 2
- 4
- 7
- 1
- 1
- 2
- 1
- 1
- 1
- 54
- 1
- 1
- 1
- 1
- 5
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 6
- 3
- 1
- 4
- 2
- 1
- 1
- 1
- 1
- 1
- 2
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 2
- 4
- 2
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 2
- 2
- 2
- 2
- 2
- 2
- 2
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 2
- 1
- 1
- 2
- 1
- 1
- 2
- 1
- 1
- 1
- 1
- 3
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 2
- 1
- 1
- 2
- 3
- 1
- 1
- 3
- 2
- 3
- 1
- 1
- 1
- 1
- 1
- 1
- 5
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 2
- 1
- 1
- 2
- 1
- 1
- 2
- 1
- 1
- 2
- 1
- 1
- 1
- 1
- 2
- 1
- 2
- 1
- 1
- 1
- 2
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 2
- 2
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 5
- 2
- 2
- 1
- 1
- 1
- 1
- 1
- 2
- 1
- 1
- 1
- 3
- 1
- 1
- 2
- 1
- 4
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 4
- 3
- 1
- 1
- 1
- 1
- 1
- 3
- 1
- 1
- 2
- 1
- 1
- 2
- 1
- 1
- 2
- 1
- 1
- 1
- 1
- 1
- 3
- 2
- 2
- 1
- 1
- 2
- 1
- 1
- 1
- 1
- 1
- 3
- 1
- 2
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 3
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 82
- 13
- 10
- 8
- 3
- 1
- 1
- 1
- 1
- 1
- 1
- 19
- 1
- 1
- 1
- 1
- 3
- 5
- 3
- 2
- 4
- 181
- 40
- 4
- 3
- 5
- 2
- 3
- 3
- 22
- 3
- 3
- 2
- 1
- 3
- 1
- 20
- 1
- 1
- 4
- 4
- 15
- 5
- 1
- 1
- 2
- 2
- 3
- 4
- 3
- 2
- 16
- 3
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 2
- 1
- 2
- 4
- 1
- 1
- 2
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 3
- 1
- 3
- 1
- 2
- 1
- 1
- 1
- 1
- 1
- 2
- 1
- 1
- 1
- 2
- 2
- 1
- 1
- 2
- 2
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 2
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 3
- 2
- 1
- 1
- 1
- 1
- 2
- 2
- 3
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 3
- 2
- 1
- 1
- 1
- 1
- 135
- 13
- 7
- 5
- 12
- 1
- 1
- 31
- 1
- 1
- 1
- 1
- 1
- 2
- 1
- 1
- 1
- 1
- 1
- 1
- 182
- 4
- 27
- 4
- 6
- 7
- 4
- 1
- 2
- 1
- 1
- 1
- 1
- 1
- 9
- 1
- 2
- 10
- 1
- 76
- 5
- 10
- 16
- 5
- 1
- 2
- 1
- 1
- 17
- 2
- 2
- 2
- 1
- 1
- 2
- 1
- 1
- 2
- 1
- 1
- 1
- 1
- 1
- 1
- 2
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 3
- 4
- 1
- 3
- 1
- 2
- 1
- 1
- 1
- 1
- 1
- 2
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 3
- 1
- 2
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 2
- 1
- 1
- 1
- 6
- 1
- 2
- 1
- 1
- 1
- 1
- 1
- 1
- 6
- 1
- 1
- 1
- 112
- 5
- 1
- 2
- 10
- 28
- 3
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 29
- 1
- 2
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 2
- 3
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 2
- 2
- 1
- 2
- 3
- 1
- 1
- 1
- 8
- 1
- 1
- 1
- 2
- 12
- 1
- 34
- 6
- 5
- 6
- 3
- 1
- 1
- 20
- 4
- 1
- 1
- 2
- 2
- 5
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 2
- 1
- 2
- 1
- 1
- 1
- 1
- 1
- 41
- 1
- 1
- 1
- 3
- 5
- 7
- 10
- 5
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 2
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 2
- 1
- 1
- 1
- 2
- 2
- 1
- 3
- 1
- 11
- 1
- 1
- 27
- 1
- 2
- 5
- 2
- 6
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 3
- 1
- 1
- 1
- 1
- 2
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 2
- 1
- 2
- 1
- 1
- 1
- 1
- 2
- 1
- 1
- 1
- 1
- 2
- 2
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
Watts
- 1
- 1
- 1
- 1
- 17
- 2
- 4
- 1
- 1
- 4
- 1
- 1
- 4
- 1
- 1
- 2
- 1
- 1
- 1
- 1
- 1
- 6
- 1
- 4
- 2
- 1
- 1
- 1
- 1
Total Cooling Capacity
- 2
- 9
- 11
- 4
- 8
- 5
- 2
- 3
- 8
- 2
- 3
- 2
- 9
Seer
- 2
- 4
- 2
- 2
- 3
- 1
- 1
- 3
- 3
- 18
- 3
- 4
- 17
- 3
- 12
- 3
- 1
- 1
- 2
- 1
- 21
Price
- (10581)
- (1154)
- (544)
- (264)
- (516)
- (98)
- (46)
- (39)
- (24)
- (132)
Toilet Type
- 20
- 6
- 1
- 3
Bowl Shape
- 21
- 8
Color
- 6
- 12
- 1
- 1
- 1
- 8
- 22
- 1
- 1
- 1
- 1
- 4
- 1
- 2
- 8
- 1
- 1
- 61
- 2
- 1
- 2
- 1
- 1
- 1
- 1
- 2
- 1
- 1
- 5
- 10
- 10
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 12
- 1
- 10
- 1
- 1
- 2
- 1
- 2
- 1
- 1
- 1
- 1
- 1
- 1
- 4
- 1
- 1
- 1
- 1
- 3
- 2
- 1
- 3
- 1
- 2
- 1
- 1
- 1
- 31
- 4
- 1
- 3
- 1
- 1
- 30
- 1
- 2
- 1
- 1
- 2
- 1
- 1
- 1
- 1
- 1
- 1
- 61
- 2
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 2
- 1
- 1
- 1
- 1
- 1
- 1
- 10
- 3
- 20
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 1
- 2
- 1
- 1
- 1
- 1
- 95
- 1
- 2
- 2
- 2
- 2
- 2
- 1
- 1
Gallons per flush
- 1
- 5
- 15
- 17
- 1
Honeywell NK300S 1/2″ Boiler Feed Combination Valve
$198.00
The NK300S Boiler Feed Combination Valve combines a testable back flow preventer with a pressure-reducing boiler fill valve. This feature rich product contains a strainer, pressure gauge, two shutoff ball valves, and test ports to save you time and money. It’s exactly what every residential, light commercial or multi-family building with a boiler needs to speed up installation, checkout, and maintenance visits.
APPLICATION:
The Honeywell NK300S Boiler Feed Combination serves as a boiler fill valve used in closed loop heating systems. The NK300S is a (re)filling combination valve that contains an integrated pressure reducing valve, strainer, double check backflow preventer with air vent (to protect potable water supply against back flow of heating water into supply pipe), two shut-off ball valves, pressure gauge, and conveniently located test ports for easy inspections and check out.
- Inlet Pressure (Maximum): 150 psi (10.3 bar)
- Inlet Pressure (Min): 30 psi (2.0 bar)
- Outlet Pressure Range: 10 psi – 58 psi (0.7 bar – 4.0bar)
- Outlet Pressure: Factory set at 15 psi (1 bar)
- Pressure setting tolerance: ± 4 psi.
- Differential: 14.5 psi minimum (inlet to outlet)
- Fluid Temperature (Maximum): 180°F (82°C) according ASSE 1081
- Pressure Gauge: 0-60 psi @ max temp 140°F (60°C)
- Connection size: 1/2″ NPT, Sweat, or Union Press
- Connection size discharge: 1/4″ NPT
- Connection size test ports: 1/4″ NPT
- Installation position: horizontal pipework with discharge connection directed downwards
- Max. flow rate: 16 gpm (60 l/min) @ 22 psi (1.5 bar)
- 1/2″ NPT male threaded and sweat tailpieces
- Multiple solutions integrated into one product provides savings on installation time and material costs
- Test ports located on the inlet, middle, and outlet chambers of the double check backflow preventer
- Fast fill technology with inlet pressure balancing
- Removable and replaceable cartridges for easy service and/or cleaning
- Integrated strainer to protect equipment from particles and sediment
- ASSE 1081 approved
Weight | 3.0 lbs |
---|---|
Size | 1/2" |
Attachments | Honeywell NK300S Brochure, Honeywell NK300S Installation, Honeywell NK300S submittal sheet |
Brand |
Download PDF
Download PDF
Download PDF
Related products
-
SKU:4026
1/8″ IPS Ball Valve
$3.76Read moreFull Port Ball Valve Thread Conform ANSI B1.20.1 Forged Brass Body Blow Out Proof Stem Design Packing Nut & Packing On The Stem Seal Stainless Steel Ball 600 psi (WOG) 150 psi (WSP) Service Tempature Range : -20° F to 300° F CSA Approved, Per NSF / ANSI-61
Best offers
Join Risk Free
30 days refund
100% Safe
Secure Shopping
24x7 Support
Online 24 hours
Best Offers
Grab Now
Free Shiping
On orders over $99
![](/wp-content/uploads/RAS_AUTH_PARTNER-1024x1000.jpg)
Craft Supply is a diverse wholesale distributor of hardware and fitting systems, plumbing supplies, heating supplies, valves and fittings, waterworks and drainage, faucets and fixtures, tools and other equipment as well as many other specialty products within the industry.