
For Residential and Commercial Applications
ES-BD
Job Name 
Job Location 
Engineer 
Approval 
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Series BD
Brass Boiler Drain Shutoffs 
for Water Service
Sizes: 1⁄2" x 3⁄4" – 3⁄4" x 3⁄4" (15 x 20mm – 20 x 20mm)
Features
• 3⁄4" (20mm) hose thread connection on outlet
• Dual solder or IP connection models
• Angle and straight pattern models
Models
BD-1C – Size 1⁄2" (15mm) dual connection, solder or 
male IPS x 
BD2 – Size 
hose thread connection, angle pattern 
BD-2C – Size 
hose thread connection, angle pattern 
BD3F – Size 
hose thread connection, angle pattern 
BD4F – Size 
hose thread connection, angle pattern 
BD5 – Size 
IPS x 
hose thread connection
BD6 – Size 
hose thread connection, straight pattern
3
⁄4" (20mm) hose thread connection, angle pattern
3
⁄4" (20mm) male IPS x 3⁄4" (20mm) 
3
⁄4" (20mm) MIP x 3⁄4" (20mm) 
1
⁄2" (15mm) female IPS x 3⁄4" (20mm) 
3
⁄4" (20mm) female IPS x 3⁄4" (20mm) 
1
⁄2" (15mm) dual connection, solder or male 
3
⁄4" (20mm) hose thread connection, straight pattern, 
3
⁄4" (20mm) Male IPS x 3⁄4" (20mm) 
  Contractor 
  Approval 
  Contractor’s P.O. No. 
  Representative 
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Pressure — Temperature
Maximum Pressure: 200psi (14 bar) WOG, non-shock 
Maximum Temperature: 180°F (82°C)
K
B
BD-1C
Dimensions — Weights
Model Size (dN) deScriptioN diMeNSioNS weight
in. mm in. mm in. mm in. mm lbs. kgs.
BD-1C 
BD2 
BD-2C 
BD3F 
BD4F 
BD5 
BD6
Watts product specifications in U.S. customary units and metric are approximate and are provided for reference only. For precise measurements, please contact Watts Technical Service. Watts 
reserves the right to change or modify product design, construction, specifications, or materials without prior notice and without incurring any obligation to make such changes and modifications 
on Watts products previously or subsequently sold.
USA: Tel: (978) 688-1811 • Fax: (978) 794-1848 • www.watts.com 
Canada:  Tel: (905) 332-4090 • Fax: (905) 332-7068 • www.watts.ca
ES-BD  1240    © 2012 Watts
1
⁄2 15 Male IP or Solder inlet, angle 11⁄3 34 31⁄2 89 21⁄10 54 .5 .24
3
⁄4 20 Male IP inlet, angle 11⁄2 38 39⁄16 91 21⁄8 54 .5 .24
3
⁄4 20 Male IP inlet, angle 11⁄3 34 31⁄2 90 21⁄10 54 .4 .20
1
⁄2 15 Female IP inlet, angle 11⁄2 38 31⁄4 82 21⁄8 54 .5 .24
3
⁄4 20 Female IP, angle 11⁄2 38 31⁄4 82 21⁄8 54 .5 .24
1
⁄2 15 Male IP or Solder, straight 11⁄8 28 215⁄16 75 21⁄8 54 .4 .20
3
⁄4 20 Male IP inlet, straight 11⁄8 28 31⁄8 80 21⁄8 54 .4 .20
A B K
A Watts Water Technologies Company
A