The Dwyer 1221 series are designed to measure positive, negative and differential pressures and combine the inherent accuracy of the simple "U" Tube with the durability of tough, flexible and shatter proof clear butyrate tubing.

• Range: 6 - 6 Inches of Water
• Maximum Pressure: 100 psi

The Dwyer 1221 series are designed to measure positive, negative and differential pressures and combine the inherent accuracy of the simple "U" Tube with the durability of tough, flexible and shatter proof clear butyrate tubing.

• Range: 8 - 8 Inches of Water
• Maximum Pressure: 100 psi

The Dwyer 1221 series are designed to measure positive, negative and differential pressures and combine the inherent accuracy of the simple "U" Tube with the durability of tough, flexible and shatter proof clear butyrate tubing.

• Range: 10 - 10 Inches of Water
• Maximum Pressure: 100 psi

The Dwyer 1221 series are designed to measure positive, negative and differential pressures and combine the inherent accuracy of the simple "U" Tube with the durability of tough, flexible and shatter proof clear butyrate tubing.

• Range: 12 - 12 Inches of Water
• Maximum Pressure: 100 psi

The Dwyer 1221 series are designed to measure positive, negative and differential pressures and combine the inherent accuracy of the simple "U" Tube with the durability of tough, flexible and shatter proof clear butyrate tubing.

• Range: 18 - 18 Inches of Water
• Maximum Pressure: 100 psi

The Dwyer 1221 series are designed to measure positive, negative and differential pressures and combine the inherent accuracy of the simple "U" Tube with the durability of tough, flexible and shatter proof clear butyrate tubing.

• Range: 100 - 100 MM of Water
• Maximum Pressure: 100 psi

The Dwyer 1221 series are designed to measure positive, negative and differential pressures and combine the inherent accuracy of the simple "U" Tube with the durability of tough, flexible and shatter proof clear butyrate tubing.

• Range: 150 - 150 MM of Water
• Maximum Pressure: 100 psi

The Dwyer 1221 series are designed to measure positive, negative and differential pressures and combine the inherent accuracy of the simple "U" Tube with the durability of tough, flexible and shatter proof clear butyrate tubing.

• Range: 200 - 200 MM of Water
• Maximum Pressure: 100 psi

The Dwyer 1221 series are designed to measure positive, negative and differential pressures and combine the inherent accuracy of the simple "U" Tube with the durability of tough, flexible and shatter proof clear butyrate tubing.

• Range: 300 - 300 MM of Water
• Maximum Pressure: 100 psi

The Dwyer 1221 series are designed to measure positive, negative and differential pressures and combine the inherent accuracy of the simple "U" Tube with the durability of tough, flexible and shatter proof clear butyrate tubing.

• Range: 500 - 500 MM of Water
• Maximum Pressure: 100 psi

The Dwyer 1222 series are designed to measure positive, negative and differential pressures and combine the inherent accuracy of the simple "U" Tube with the durability of tough, flexible and shatter proof clear butyrate tubing.

• Range: 4 - 4 Inches of Water
• Maximum Pressure: 100 psi

The Dwyer 1222 series are designed to measure positive, negative and differential pressures and combine the inherent accuracy of the simple "U" Tube with the durability of tough, flexible and shatter proof clear butyrate tubing.

• Range: 6 - 6 Inches of Water
• Maximum Pressure: 100 psi