DAVCO 3" x 100 ft Pool Backwash Hose — 3 in PVC Discharge, Heavy-Duty 90 PSI Reinforced

The DAVCO 3" x 100 ft Pool Backwash Hose is a heavy-duty PVC discharge hose designed to connect to standard 3-inch filter outlets for reliable backwash, drainage and pump discharge tasks.

Engineered for pool owners and contractors who need a durable, reusable hose for backwashing, draining and dewatering, this 3-inch by 100-foot hose combines reinforced polyester yarn with thick PVC walls to resist bursting, punctures and common pool chemicals. It fits standard 3" outlets, cam lock or pin-lug fittings and can be clamped to schedule 40/80 PVC pipe up to 2.5". Lightweight when empty yet rugged in service, the hose rolls up compactly for storage and keeps working season after season.

How rugged is the DAVCO backwash hose for frequent pool use?

This hose is built for repeated handling and rough outdoor conditions. Multiple polyester reinforcement layers inside a PVC matrix provide strength to handle up to 90 psi working pressure while resisting tears and abrasions.

• Reinforced PVC with polyester yarn core for durability
• Rated for 90 psi working pressure to handle pump discharge
• Chemical- and weather-resistant compound for pool environments
• Designed to withstand rough handling and repeated roll-up

Which fittings and systems does it connect to?

The hose matches standard 3" filter outlets and also connects to cam lock or pin lug fittings found on many pool systems. It will accept clamps and can be adapted to schedule 40/80 PVC pipe 2.5" or smaller with the proper adapter or coupling.

• 3" inside diameter fits most standard backwash outlets
• Compatible with cam lock and pin lug style fittings
• Can be clamped to 2.5" or smaller PVC pipe with adapters
• Flat 5" width when rolled adds compact storage convenience

What jobs can this hose handle beyond pool backwashing?

Although designed for pool backwash and filter waste, the hose is versatile for many water-movement tasks. It’s suitable for irrigation, temporary drainage, construction dewatering and submersible pump discharge in addition to pool use.

• Pool backwash and filter waste discharge
• Drainage and temporary dewatering on construction sites
• Irrigation and agricultural water discharge needs
• Works with submersible pumps for quick water removal

How easy is it to store, install and maintain?

Installation is straightforward: slide a clamp over the hose onto the filter outlet or fitting, then tighten. After use, the hose lies flat and rolls up compactly; store it in a shaded, dry spot to prolong life and keep it ready for the next job.

• Quick clamp installation for common filter outlets
• Rolls flat for compact storage and transport
• Low-maintenance—rinse and dry before storing to extend life
• Avoid prolonged sun exposure to reduce material aging

Who is this for? If you maintain a residential or commercial pool, manage seasonal draining tasks, or need a dependable temporary discharge hose for irrigation, landscaping or construction dewatering, the DAVCO 3" x 100 ft Pool Backwash Hose delivers a balance of strength, compatibility and value. It’s aimed at pool service professionals, homeowners who handle their own maintenance, and contractors who need a reusable, easy-to-store hose for frequent water discharge tasks.