Wholesale Plumbing Distributors & Suppliers in Denver for Contractors
If you're a plumbing contractor, mechanical contractor, or service company working the Front Range, you need reliable wholesale plumbing supply in Denver—fast will-call, deep PVF inventory, and access to trusted manufacturer lines.
This guide covers the most common plumbing distributors in and around Denver, what they're best for, and notable brands they carry (with direct links to each supplier site).
Denver Plumbing Supply Comparison (Wholesale)
Use this table to pick the right supplier based on job type: service work, new construction, commercial PVF, hydronics, water heaters, fixtures, or specialty repair parts.
| Distributor | Denver Presence | Notable Brands | Best For |
|---|---|---|---|
| Ferguson | Multiple Denver-area locations | Kohler, Moen, Delta, American Standard | Full-line plumbing + PVF, water heaters, tools, fixtures, large projects |
| Winsupply (Winnelson) | Multiple local companies/branches | Charlotte Pipe, A. O. Smith, NIBCO, Uponor | Contractor-first wholesale (strong on core rough + water heating) |
| Dahl Plumbing (Hajoca) | Colorado network (Front Range coverage) | Watts, Zurn, A. Y. McDonald, Apollo Valves | Construction + PVF + hydronics; broad line card coverage |
| Martz Supply (Hajoca) | Denver / Arvada area | Uponor, Watts, Gastite, Sioux Chief | Wholesale + fixtures/showroom support + water heating |
| McMillan Sales (Hajoca) | Denver | See line card for full coverage | Plumbing & heating wholesale; boilers/water heaters + tools + fixtures |
| Hughes Supply – Denver (Hajoca) | Denver | Watts, Delta Faucet, Sterling, Rheem | Wholesale plumbing materials + water heating + core rough |
| Rampart Supply | Denver + Front Range (multiple divisions) | American Standard, Amtrol, Many more via showroom | Residential/commercial plumbing + hydronics + PVF (inventory depth) |
| Flink Supply | Denver (Baker neighborhood) | Rheem, Stiebel Eltron, Noritz, State | Repair parts + hard-to-find items + wholesale staples |
Need Parts From Any of These Distributors?
SpeedyMEP picks up from any plumbing supplier in Denver and delivers directly to your job site. Keep your crew working while we handle the parts run.
Ferguson
Ferguson — Ferguson is one of the biggest full-line plumbing and PVF distributors in the U.S., serving residential and commercial contractors with pipe/valves/fittings, water heaters, fixtures, tools, and more.
Notable Brands
- Kohler
- Moen
- Delta
- American Standard
Winsupply (Winnelson)
Winsupply (Winnelson) — Winsupply operates through locally owned companies (often branded like 'Winnelson' for plumbing), with national buying power. It's a common contractor pick for reliable wholesale rough-ins, water heating, and day-to-day replenishment.
Notable Brands
- Charlotte Pipe
- A. O. Smith
- NIBCO
- Uponor
- Delta
- Viega
- Moen
- Navien
- American Standard
Dahl Plumbing (Hajoca)
Dahl Plumbing (Hajoca) — Dahl Plumbing is a major regional plumbing/heating wholesaler in Colorado, and publishes a detailed product line card (helpful when you need to confirm manufacturer requirements on spec jobs).
Notable Brands
- Watts
- Zurn
- A. Y. McDonald
- Apollo Valves
- Zoeller
- Wilkins
- Elkay
- Halsey Taylor
- Mr. Steam
Martz Supply (Hajoca)
Martz Supply (Hajoca) — Martz Supply is a Denver-area wholesale plumbing distributor (Hajoca division), with a mix of plumbing supplies, fixtures, and water heating options.
Notable Brands
- Uponor
- Watts
- Gastite
- Sioux Chief
- Charlotte Pipe
- Rocky Mountain
- Matco-Norca
- Lochinvar
- State
McMillan Sales (Hajoca)
McMillan Sales (Hajoca) — McMillan Sales is a Colorado plumbing and heating supply wholesaler (serving since 1960), covering commercial and residential boilers/water heaters, instantaneous water heaters, pumps, faucets, shower systems, tools, and more.
Notable Brands
- See line card for full coverage
Hughes Supply – Denver (Hajoca)
Hughes Supply – Denver (Hajoca) — Hughes Supply – Denver is a wholesale plumbing supplier (Hajoca division) with a published 'Top Brands' page for quick manufacturer checks.
Notable Brands
- Watts
- Delta Faucet
- Sterling
- Rheem
- Uponor
- Kohler
Rampart Supply
Rampart Supply — Rampart Supply is a long-standing plumbing/hydronics/PVF supplier serving residential, commercial, and industrial needs. They publish showroom brand lists for fixture and specialty coverage.
Notable Brands
- American Standard
- Amtrol
- Many more via showroom
Flink Supply
Flink Supply — Flink Supply is a Denver specialty plumbing supply shop known for repair-market depth and 'hard-to-find' parts—while still carrying core wholesale rough plumbing and water heating.
Notable Brands
- Rheem
- Stiebel Eltron
- Noritz
- State
- Watts Regulator
- Wilkins
- Febco
- Ames
- Ridgid
- Oatey
How to Choose the Right Wholesale Plumbing Supplier in Denver
- Service vs. construction: For repair parts and oddball items, specialty shops (like Flink) can save your day.
- PVF-heavy commercial: Prioritize suppliers with strong line cards and consistent stock for valves, backflow, and fittings.
- Water heating: If your scope includes tank/tankless swaps weekly, pick a supplier with the exact heater lines you standardize on.
- Spec compliance: On engineered jobs, confirm manufacturer and model availability before bid (line cards help).
- Logistics: Closest will-call + dependable delivery beats "cheapest" once you price your crew time.
Pro Tip: Skip the supply house run entirely. SpeedyMEP picks up from any Denver plumbing distributor and delivers to your job site on-demand. Your techs stay productive while we handle the parts run.
FAQ: Denver Plumbing Distributors
What does "PVF" mean?
PVF stands for Pipe, Valves, and Fittings. It usually refers to the commercial/industrial side of plumbing supply: valves, backflow, fittings, pipe (steel/copper/plastic), and related components.
Do these suppliers sell to the public?
Many do, but wholesale pricing and availability typically favor contractor accounts. If you're a contractor, ask for account setup, credit terms, job quoting, and delivery options.
Should I use one supplier or multiple?
Most contractors use 2–4 suppliers: one "primary" for volume pricing, one "backup" for availability, and one specialty supplier for repair/rare parts.
Can SpeedyMEP pick up from any of these distributors?
Yes! SpeedyMEP delivers from any plumbing supply house in the Denver metro area. Just tell us where to pick up and where to deliver—we handle the rest.
Get Plumbing Parts Delivered to Your Job Site
Stop wasting billable hours on supply runs. SpeedyMEP picks up from any Denver plumbing distributor and delivers directly to your job site. It's like DoorDash for parts.