Armstrong
จากประเทศ U.S.A.
Inverted Bucket Steam Trap
• 800-813 Series Inverted Bucket Steam Trap
• 814-816 Series Inverted Bucket Steam Trap
• 880 Series Inverted Bucket Steam Traps
• 401-SH/501-SH Series Inverted Bucket Superheat Steam Trap
• 1800 Series Inverted Bucket Steam Trap
• 2000 Series Inverted Bucket Steam Trap
