Heating Control Valves
-
PTR
Pressure and Temperature Relief Valve -
ECV
Expansion Control Valve -
TVA
Tempering Valve Assemblies Standard -
TVA – HP
Tempering Valve Assemblies (High Performance) -
TCV
Temperature Control Valve - Standard -
TMV
Thermostatic Mixing Valve -
TMV – PIB
Thermostatic Mixing Valve - Plumbed In Box -
Hi-Flo 25
Hi-Flo 25 Mixing Valve -
TRI-SET
TRI-SET Selectable Pressure Limiting Valve -
PRV
Pressure Reduction Valve -
NRI-PRV
Non Return Isolation - Pressure Reduction Valve Combination -
PRVB
Pressure Reduction Valve Boundary -
PRVB20-BV20
Boundary Pressure Reduction Valve -
QPL-20
Noise Reduction Valve: QPL-20 -
NRIBV
Non Return & Isolating Valves
NRIBV
Non Return & Isolating Valves
The NRIBV range of non return isolation valves (NRI) combine the non-return and isolating functions in one simple campact valve. The NRIBV range is available in 15mm and 20mm and with optional female, flare and nut and copper olive compression ends.
The NRIBVS range of non return isolating valves incorporate a line strainer which is designed to protect any down stream valves and or equipment. The removable strainer prevents grit and debris from entering the line.
Features
- Suitable for horizontal or vertical installation
- Forged DR brass body
- Complies with AS1357.1
- Watermark Certification
- Easily visible on or off quarter turn handle
- Removable strainer for cleaning
NRI Specifications
| Model | DN Size | Inlet/Outlet | Overall Length |
| NRIBV-15-C | 15 | 15 (1/2”) Compression | 79mm |
| NRIBV-15-F | 15 | 15 (1/2”) Female | 64mm |
| NRIBV-15-INV | 15 | 15 (1/2”) Flare | 86mm |
| NRIBVS-15F | 15 | 15 (1/2”) Female | 85mm |
| NRIBVS-20F | 15 | 20 (3/4”) Female | 95mm |
| NRIBVS-20C | 15 | 20 (3/4”) Male | 135mm |