Newly revised tapping guide for PVC pipe includes sections on: (1) Introductory material that applies to all types of tapping; (2) Direct tapping — where corp stop is screwed directly into threads in pipe wall — for branch line sizes up to 1-inch; (3) Saddle tapping — where corp stop is screwed into threads in metal saddle that wraps around pipe — for branch sizes up to 2-inch; (4) Sleeve tapping — where branch line is attached via flange on sleeve that wraps around pipe — for branch lines up to size-on-size.

One page review of proper saddle tapping and some lessons based on more than 30 years of experience.

PVC pressure fittings — guide for design and installation.

SPANISH TRANSLATION of UNI-PUB-08: PVC Pressure Pipe Tapping Guide

This document has been developed by the Uni-Bell PVC Pipe Association for design and installation of PVC fittings where solid-wall PVC pipe is used in non-pressure applications. The guide provides information on the wide range of fittings that are available for various dimension ratios and outside diameters of PVC pipe through 60-inch. Also included is information on installation practices.

This article offers the design engineer and the contractor a few general guidelines.

Straight alignment is a key criterion for a successful design and installation. The second criterion is to have firm support for the fittings and the lateral.