GLS Fitting

  • All the benefits of the GLF Glue Less Fitting with an additional soundproof feature
  • A dual-layer consisting of an Impact-Resistant Polypropylene inner layer which
    allows for superior drainage flow, covered by a sound insulating second layer of PVC
  • A patented three round pad soundproof feature completes the Five-Stage
    Soundproof Design
  • The GLS Fitting soundproof design helps significantly reduce flushing,
    vibration and flow noise that are associated with high rise building drainage systems

Effectively Reduces Vibration Energy and Drainage Noise

Five Stage Soundproof Design

Double Layer + Triple Round Pads =
5 Stage Soundproof Design can reduce vibration and noise of drainage.

Five Stage Soundproof Design Five Stage Soundproof Design

Locking System

Locking System prevents cap loosening by vibration and water hammering from drainage

Locking System Locking System

10 times faster installation than glue type fitting

one-touch system one-touch system


규격표 모식도

Unit : IN

Size d
d1 d2 d1, d2
 D  D1
 L  1
1½" 1.539 2.134 1.909 ± 0.008 2.661 1.898 1.240 0.768
2" 1.972 2.646 2.382 ± 0.008 3.228 2.370 1.378 0.866
3" 3.004 3.846 3.531 ± 0.012 4.524 3.516 2.047 1.024
4" 3.886 4.870 4.520 ± 0.012 5.591 4.504 2.520 1.142

1. Tolerance of ℓ1 and L is ±2mm.
2. The ℓ section can be slightly different depending on the item.
3. Subject to change without notice for the purpose of improving quality, specifications and performance.
4. GLS is for household use. When using it for other purposes, please install it only after a technical consultation.

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400,000 to 500,000 households of high-rise apartments are built every single year in Korea. GLS, first developed by PPI PIPE 30 year ago, have is being mainly installed.

  • Aoyama Tower (Tokyo, Japan)

    Aoyama Tower (Tokyo, Japan)

  • Japanese National Cancer Center

    Japanese National Cancer Center

  • Toyoko INN Hotel (Global Hotel Chain)

    Toyoko INN Hotel (Global Hotel Chain)