1" GRIPMAX Normal Gauge x 150 meter €116.99 SOLD OUT. CHECK BACK SOON! 1" GRIPMAX Normal Gauge x 150 meter IS134 Use with Gripmax pipe fittings for best results & warranty. Virgin Material, smooth wall, seal 1st time everytime. Peace of mind guaranteed. The most user friendly pipe onn the market, LDPE Gripmax Hydrodare is simply more workable than BLUE mdpe. Gripmax Hydrodare comes woth UV PROTECTION built in.