Carson® Specification Grade Valve Boxes

Carson® Specification Grade Valve Boxes are recognized as the irrigation markets' original brand of grade-level access boxes. Backed by 40+ years of engineering excellence, our specification-grade product line offers vertical and lateral strength in a lightweight material for ease of handling.

  • Made of structural foam HDPE
  • UV inhibitors for a lifetime of protection from weather
  • Reinforced bottom edge helps retains box shape
  • Reinforced lid seat helps ensure cover stability
  • Mouseholes & knockouts accommodate many pipe configurations
  • Boxes have a lock option for added security
  • Endures both do-it-yourself gardening tools & commercial landscaping equipment
  • Can be modified in the field with a hole saw or jigsaw
  • Made in the USA
Stock Description Catalog Pg. Price
Carson® 12" Deep Jumbo Specification Grade Valve Box
65505
$92.66​/Each
Save 5%2+$88.02/Each
Save 10%4+$83.39/Each
Save 15%12+$78.76/Each
P-424
$92.66​/Each
Carson® 12" Deep Standard Specification Grade Valve Box
65504
$52.28​/Each
Save 5%2+$49.66/Each
Save 10%4+$47.05/Each
Save 15%12+$44.43/Each
P-424
$52.28​/Each
Carson® 6" Deep Standard Specification Grade Valve Box
65503
$47.44​/Each
Save 5%2+$45.06/Each
Save 10%4+$42.69/Each
Save 15%12+$40.32/Each
P-424
$47.44​/Each
Carson® 10" Round Specification Grade Valve Box
65502
$28.30​/Each
Save 5%2+$26.88/Each
Save 10%4+$25.47/Each
Save 15%12+$24.05/Each
P-424
$28.30​/Each

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