Pressure-compensating drip irrigation hose with PC technology for uniformity on irregular terrain.
Pressure-compensating drip tape for sloping terrain and long uniform layouts.
Drip tape installed in furrows for efficient irrigation in vegetable crops.
View of the anti-drain (ND) dripper system that prevents water loss between irrigation cycles.
Thick-walled pressure-compensating drip hose, ideal for buried irrigation and long-term projects.
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Pressure-compensating drip irrigation hose with PC technology for uniformity on irregular terrain.Pressure-compensating drip tape for sloping terrain and long uniform layouts.Drip tape installed in furrows for efficient irrigation in vegetable crops.View of the anti-drain (ND) dripper system that prevents water loss between irrigation cycles.Thick-walled pressure-compensating drip hose, ideal for buried irrigation and long-term projects.

Pressure-compensating drip irrigation hose

SKU: 967456

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Price:
RD$ 58,500.00
RD$ 117.00/m

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Watering perennial plantations on uneven terrain, fruit trees on slopes, or professional subsurface drip irrigation (SDI) projects —where a standard hose delivers uneven flow and clogs from soil suction— requires a pressure-compensating drip hose with a silicone diaphragm and integrated anti-drain and anti-siphon mechanisms. This pressure-compensating drip irrigation hose —also known as PC drip line, heavy-wall PC hose, or thick-walled PC tubing— is manufactured by Hidroplex from LDPE, 16 mm diameter and 1 mm thick (4000 gauge), with integrated PC emitters (1.6 L/h flow rate, maximum deviation 7%), 0.14 bar anti-drain threshold, in two spacings (30 and 50 cm), in 500 m rolls, designed for professional precision agriculture, permanent plantations, and subsurface irrigation projects.

Key benefits

  • Uniform PC flow with maximum 7% deviation: the pressure-compensating system with a silicone diaphragm holds flow practically constant across the operating pressure range, equalizing the dose at every plant —an audited requirement for professional fertigation and agro-export with agronomic auditing.
  • Anti-drain (ND) threshold of 0.14 bar (2.03 psi): the emitter closes automatically when pressure drops below this threshold, keeping the line full between cycles so the next pulse starts with every emitter discharging from the first second —decisive for efficient pulse irrigation.
  • Anti-siphon (AS) mechanism for SDI: prevents soil particles from being sucked through the emitter when the system shuts down, an essential condition for buried subsurface drip irrigation, where a conventional hose is ruined by root and sand suction.
  • Maximum clogging resistance: inlet filter with anti-drain barrier, high-grade technical silicone diaphragm, and wide-passage labyrinth with dynamic self-cleaning, which significantly extends emitter lifespan compared with flat drip tape.
  • Heavy-wall thickness (1 mm, 4000 gauge): calibrated for multi-season use (several years) with mechanical resistance to occasional agricultural equipment passage and intense Caribbean sun exposure.

Typical applications and uses

  • Perennial plantations on uneven terrain: citrus, mango, avocado, papaya, palm, cocoa on non-flat plots.
  • Buried subsurface drip irrigation (SDI) for fruit trees and crops where the system remains underground for years.
  • Precision fertigation with short, frequent pulse irrigation in intensive agriculture.
  • Professional residential landscaping with garden borders, decorative rows, and sloped garden areas.

Quality and durability

An economical pressure-compensating hose fails on two counts: the compensation diaphragm is made of low-grade silicone (losing elasticity within months and ceasing to compensate flow), and it lacks reliable AS and ND mechanisms (allowing soil suction and line drainage between cycles). Hidroplex uses a technical silicone diaphragm with maximum 7% deviation and integrated ND/AS mechanisms, which separates a true PC hose built for professional fertigation from a hose labeled “PC” that does not actually compensate in practice.

Also known as: Technical: PC drip line, pressure-compensating drip hose, pressure-compensated dripline, heavy-wall PC dripline, PC tubing with AS and ND. In DR and Caribbean: manguera PC, manguera de goteo autocompensante, manguera para pendientes, dripline PC. In other countries: pressure compensating dripline (USA), PC drip line (USA), manguera autocompensante (LATAM), manguera PC (LATAM), poliducto autocompensante (MX), tubo de goteo PC (ES).
What exactly does it mean for the hose to be pressure-compensating (PC)?

PC (Pressure Compensating) means the emitter delivers constant nominal flow (1.6 L/h in this model) across the entire operating pressure range, typically between 0.5 and 4 bar. Compensation is done by a silicone diaphragm that deforms with pressure and modulates the emitter opening. The result: the first and last plant on the line receive practically the same amount of water, regardless of rises, drops or pump variations. In non-PC systems flow can vary 30-50% between ends and ruin crop uniformity.

Can I bury this hose in a subsurface irrigation system?

Yes, it is the preferred option for subsurface drip irrigation (SDI). The Anti-Siphon (AS) mechanism prevents the emitter from sucking soil, roots or impurities into the labyrinth when the pump shuts off, an issue that ruins conventional underground hoses within months. Combined with the heavy-wall thick wall (gauge 4000) and UV additives, the hose is sized for several years buried with continuous irrigation. For SDI it pays to protect the connection points with appropriate seals and to keep manifold filtration scrupulous to avoid hard-to-diagnose incidents.

What is the anti-drainage (ND) function actually for?

To keep the line full of water between irrigation cycles when the pump shuts off. Without ND, water drains out of the lowest emitter on the field and the line empties; when the system restarts, water takes minutes to fill the full pipe before every emitter starts to flow, losing effective irrigation time and producing non-uniformity. ND closes the emitter when pressure falls below 0.14 bar; on restart, every emitter flows from the first second. It is decisive in short-pulse irrigation (5-15 min) and frequent cycles (several per day) typical of precision farming.

What filtration does this pressure-compensating system require?

Although each PC dripper has its own filter and a wide-passage labyrinth, filtration at the head unit is still critical. Minimum 130 microns (120 mesh) with a screen or disc filter for the whole system. For Caribbean water with a high mineral load (iron, calcium, biofilm) combine a screen filter with a disc filter plus periodic descaling with 1-2% citric acid if scale appears. Without adequate head filtration, the dripper labyrinth clogs with coarser sediments and the warranty does not apply. Check and clean the main filter weekly in the high irrigation season.

Is it really resistant to intense Caribbean sun for years?

Yes. The thick wall in gauge 4000 (1 mm) with UV-HALS additives is sized to handle several seasons of continuous use under Caribbean radiation without losing flexibility or diaphragm compensation capacity. The critical components (silicone, polyethylene) are calibrated not to turn brittle within the Caribbean operating thermal range (15°C to 50°C at soil surface). To maximize service life, keep filtration in good shape, run periodic line flushes and check pressure so as not to exceed the recommended operating range. When partially buried, durability is even higher.

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Dimensions and format
Roll length 500 m (1640 ft)
Diameter 16 mm (5/8 in)
Wall thickness 1.0 mm (4000 gauge / 39 mil)
Irrigation and flow
Nominal flow rate 1.6 L/h (0.35 gal/h)
Working pressure 3.0 bar (43.5 psi)
Dripper spacing 30 cm (12 in)
Presentation and packaging
Presentation Roll 500 m (1640 ft) long
Standards and certifications
Production standard ISO 9261:2004
Certificaciones y normas
EN/ISO standards
Roll: Width 80.0 cm (31.5 in)
Roll: Height 80.0 cm (31.5 in)
Roll: Depth 40.0 cm (15.75 in)
Roll: Weight 23.5 kg

Official HIDROPLEX warranty

Verified Easy claims with Dodom
What's covered
Extended Dodom warranty of 18 months from delivery, which extends the protection of Law 358-05 (Arts. 66–70), against manufacturing defects in the Pressure-compensating drip irrigation hose.
Confirmed defect: replacement or refund of the amount paid.
What's not covered
Any damage or deterioration unrelated to the manufacturing of the Pressure-compensating drip irrigation hose, such as damage resulting from use, normal wear and tear, or external causes, including force majeure.
Technical sheet EN User guide EN

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