CSI Division
Division 22: Plumbing submittal deviations
What changes between a Division 22 Plumbing spec section and the sub's submittal, why it matters, and how each deviation is graded.
Short answer
Division 22 Plumbing submittals deviate most often on product substitutions, performance ratings, and missing certifications. Deviation Check flags every difference from the spec and grades it a Blocker, Fix and Resubmit, or Note.
Division 22 covers plumbing systems in commercial construction: domestic water piping, sanitary waste and vent piping, storm drainage, plumbing fixtures, water heaters, and plumbing specialties. Common CSI sections submitted for review:
Common Division 22 CSI sections
Division 22 Plumbing spec sections frequently submitted for review:
| Section | Title |
|---|---|
22 05 00 | Common Work Results for Plumbing |
22 05 19 | Meters and Gages for Plumbing Piping |
22 05 23 | General-Duty Valves for Plumbing Piping |
22 05 29 | Hangers and Supports for Plumbing Piping and Equipment |
22 05 53 | Identification for Plumbing Piping and Equipment |
22 07 00 | Plumbing Insulation |
22 11 13 | Facility Water Distribution Piping |
22 11 16 | Domestic Water Piping |
22 13 16 | Sanitary Waste and Vent Piping |
22 13 19 | Sanitary Waste Piping Specialties (cleanouts, floor drains, interceptors) |
22 14 13 | Facility Storm Drainage Piping |
22 33 00 | Electric Domestic Water Heaters |
22 34 00 | Fuel-Fired Domestic Water Heaters |
22 35 00 | Domestic Water Heat Exchangers |
22 40 00 | Plumbing Fixtures |
22 42 13 | Commercial Water Closets (toilets) |
22 42 16 | Commercial Urinals |
22 42 39 | Commercial Faucets |
22 42 43 | Commercial Sinks |
22 47 00 | Drinking Fountains and Water Coolers |
The six deviation categories in Division 22 Plumbing
Every issue Deviation Check flags maps to one of six categories. Here is how each appears in Division 22 Plumbing submittals, with the full guide one click away.
Manufacturer or Product Substitution
Blocker The submittal proposes a different manufacturer or product than the spec names, without an approved or-equal or substitution request.
Plumbing specs name specific pipe, fixture, and equipment manufacturers. Look for:
Manufacturer or Product Substitution in Division 22 Plumbing submittals →
Performance Specification Gap
Blocker A measurable performance property in the submittal (rating, capacity, tolerance, efficiency) does not meet what the spec requires.
Key performance parameters in plumbing submittals:
Performance Specification Gap in Division 22 Plumbing submittals →
Missing Certification or Compliance Documentation
Fix and Resubmit A required listing, test report, certification, or compliance document is absent from the submittal package.
Required certifications in plumbing submittals:
Missing Certification or Compliance Documentation in Division 22 Plumbing submittals →
Aesthetic Deviation
Fix and Resubmit A visible attribute (color, finish, texture, profile) differs from the spec or the architect-approved sample.
Aesthetic Deviation in Division 22 Plumbing submittals →
Detail or Installation Mismatch
Fix and Resubmit The submitted detail, dimension, anchorage, or installation method differs from what the spec or drawings require.
Detail or Installation Mismatch in Division 22 Plumbing submittals →
Submittal Package Incompleteness
Fix and Resubmit A required submittal element (cut sheet, schedule, calculation, sample) is missing, leaving the package unreviewable as submitted.
Commonly required items in Div 22 specs:
Submittal Package Incompleteness in Division 22 Plumbing submittals →
How Division 22 deviations are graded
Each finding is graded Blocker, Fix and Resubmit, or Note. Division 22 escalation rules:
- Pipe material below spec pressure rating: BLOCKER (burst risk, property damage, injury)
- Missing NSF/ANSI 61 for potable water components: BLOCKER (health code, Safe Drinking Water Act)
- Lead-free non-compliance (NSF 372): BLOCKER (Federal law, Safe Drinking Water Act 2014)
- Water heater capacity below design load: BLOCKER (will not meet demand)
- Backflow preventer grade below code/hazard requirement: BLOCKER (cross-contamination, health risk)
- Fixture water consumption exceeding code maximum: BLOCKER (plumbing code violation)
- Missing ADA compliance for accessible fixtures: BLOCKER (ADA/ANSI A117.1 requirement)
- Missing seismic anchorage for water heaters where required: BLOCKER (IBC, California Health & Safety Code)
- Missing scald protection (ASSE 1016/1017) where spec requires: BLOCKER (injury risk)
- Pipe material mismatch (lower grade): BLOCKER if pressure-rated service, FIX_AND_RESUBMIT if gravity drain
- Fixture color mismatch: FIX_AND_RESUBMIT (aesthetic)
- Missing WaterSense certification where spec requires: FIX_AND_RESUBMIT (LEED/code compliance)
- Insulation thickness below ASHRAE 90.1 minimum: FIX_AND_RESUBMIT (energy code)
Run a Division 22 submittal review
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Frequently asked questions
What are the most common deviations in Division 22 Plumbing submittals?
The most common are product or manufacturer substitutions, performance specification gaps, and missing certification or compliance documentation. Deviation Check sorts every finding into one of six categories.
How are Division 22 deviations graded?
Each finding is graded Blocker (resolve before approval), Fix and Resubmit (correct and re-send before fabrication or install), or Note (acceptable with a comment).
View this page as Markdown for LLMs and note-taking.