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Protech APR Half Mask Repirator.

Features:

• Resistant to acids and caustic chemicals.
• Semi-rigid cradle harness increases comfort and secure fit.
• Molded-on plastic anchors for easy headstrap replacement.
• Cartridges are interchangeable with all Protech full facepieces and half masks. 
• Note: filters, retainers, and cartridges sold seperately.

Available in 2 models:

• PVC.
• Silicon.

Available in 3 sizes:

• Small-Large.

Sold each.