Zone Valves and Controls
Bell Gossett Homeowners House Tour Products
| Comfort-Trol™ Zone Control Valve | Zone-Trol™ Zone Pump and Valve Controllers |
| Add-A-Zone Snap-On Pump Relay | ThermoMate® Thermostatic Control Valves |

COMFORT-TROL™ ZONE CONTROL VALVE
Product Product Identification Info Maintenance and Replacement Parts

Comfort-Trol™ product info page

  
Manufacturer: Bell & Gossett
Category: Hydronics
Valve Type: ¾" SWEAT
Valve Type: FLARE  (no longer available)
Product Info:
· Comfort-Trol™
Maintenance: none
· V01348 (PDF document).
· V56888 (PDF document).
Replacement Parts: available 
· Find parts using an assembly number
· Find parts using description/model number
Catalog:
· Residential Pumps & Specialties Catalog
Literature:
· Comfort-Trol™ Literature

ZONE-TROL™ ZONE PUMP AND VALVE CONTROLLERS
Product Product Identification Info Maintenance and Replacement Parts

Zone-Trol™ product info page
Manufacturer: Bell & Gossett
Category: Hydronics
Type: ZT-1X (1 zone pump)
Type: ZT-1HX (1 zone pump)
Type: ZT-2X (2 zone pump)
Type: ZT-2 (2 zone pump)
Type: ZT-3 (3 zone pump), replaces ZPC-3
Type: ZT-4 (4 zone pump)
Type: ZT-6 (6 zone pump)
Type: ZTV-4 (4 zone valve)
Type: ZTV-6 (6 zone valve)
Product Info:
· Zone-Trol™
Maintenance: none required, maintenance-free.
· P80930 - ZTV-4, ZTV-6
· P80925 - ZTV-2, ZTV-3, ZTV-4, ZTV-6
· P80922 - ZT-1X, ZT-1HX, ZT-2X
Replacement Parts: relays only (standard ice cube type) 
· Find parts using an assembly number
· Find parts using description/model number
Catalog:
· Residential Pumps & Specialties Catalog
Literature:
· Zone-Trol™ Literature

ADD-A-ZONE® SNAP-ON PUMP RELAY
Product Product Identification Info Maintenance and Replacement Parts

Add-A-Zone product info page

Manufacturer: Bell & Gossett
Category: Hydronics
Type: AZ-1 (with transformer)
Type: AZ-1x (without transformer)
Product Info:
· Add-A-Zone®
Maintenance: none required.
P82867
Replacement Parts: none available
Catalog:
· Residential Pumps & Specialties Catalog
Literature:
· Add-A-Zone Literature

ThermoMate® THERMOSTATIC CONTROL VALVES
Product Product Identification Info Maintenance and Replacement Parts

Manufacturer: Bell & Gossett
Category: Hydronics
Valve Type: Straight and angle
Size: ½", ¾", 1"
Operator Type: self contained or remote sensing operator
Obsolete Product

Maintenance: none required, maintenance-free.
Service manual (PDF document).
Replacement Parts: None available

Model-TM12-50-TM9.gif (15989 bytes)
Manufacturer: Bell & Gossett
Category: Hydronics
Valve Type: Straight and angle
Size: ½", ¾", 1"
Operator Type: self contained or remote sensing operator
Obsolete Product

Maintenance: none required, maintenance-free.
Service manual (PDF document).
Replacement Parts: None available

Model-TM42-50-TM51.gif (12536 bytes)
Manufacturer: Bell & Gossett
Category: Hydronics
Valve Type: Straight and angle
Size: ½", ¾", 1"
Operator Type: self contained or remote sensing operator
Obsolete Product

Maintenance: none required, maintenance-free.
Service manual (PDF document).
Replacement Parts: None available
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