Since 1978 Comer spa produces pipe, fittings and valves in thermoplastic material (PVC, ABS, PP, PE) by the injection-moulded technology, designing and manufacturing our own moulds and work shop tools to the highest standards. Read More

Our mission is the continuous improvement of products and services, guaranteeing quality combined with a systematic approach in order to satisfy customer expectations in all business relationship. Read more

Comer spa offer you a wide product range of sizes, from 16 to 400 mm for the main Metric and British Standard for solvent jointing, and British Standard parallel threaded fittings. Please check our new online products catalogue. Read more

Featured products

U-PVC pressure fittings and valves


U-PVC pressure fittings and valves are suitable for many applications. The range of Comer products is available for solvent jointing (both metric and BS standard), for BSP threaded, for adaptor series from jointing to threaded.

ABS Installations


Installations made by ABS are preferred to installations made by PVC if wider range of working temperatures are requested assuring in the mean time a good strength to impacts and lightness. The range of Comer products is available from small to large diameters.


PE100 is one of thermoplastic materials most used in pipeline thanks to his good characteristic for mechanical and chemical strenght in a wide range of temperatures, and for the fact that it is completely no-toxic.


PP-H Polypropylene Homopolimero is a material with a good chemical resistance and thermal stability, characteristics that allow to achieve good mechanical properties in many installations.


The versatility of use of modular manifolds allows to satisfy the different exigencies of the customer, with the most common application in swimming pools and irrigation.

Large diameters

Large diameters

Used in different applications, mainly in the industrial plants for water treatment, in the structures to make water drinkable, in the big swimming-pool.

Loose Flange

Loose Flange

The best solution between the mechanical resistance guarantees by metal flanges and the chemical resistance of plastic flanges.

Double Union Ball Valve


Comer has in his range products many kinds of valves: double union ball valves including a set specific for industrial installations, single union ball valves, one flow direction valves.


New Butterfly Valves

New Butterfly Valves extend COMER wide range of PVC, ABS, PP, PE fittings, valves and technical tools. COMER Butterfly Valve represents the latest evolution within the market and fits for...

The Big 5 2016 Dubai

We will attend to The Big 5 International Building & Construction Show, set in Dubai from 21 till 24 November, at stand B120 – MULTAQUA.  The Big 5 is an important appointment for...

Piscine Global 2016

We will attend to Piscine Global Expo, set in Lyon from 15 till 18 November, at stand 6F 109. Piscine Global Expo is an important appointment for excellence, showing technology, design,...

EIMA International 2016

We will attend to EIMA International,International Agricultural and Gardening Machinery Exhibition, set in Bologna from 9 till 13 November 2016.   Eima exhibition collects most important manufacturing industries from all over the world. It is...

Comer to MCE 2016

Comer, will attend the 40th edition of MCE EXPOCOMFORT 2016, 15-16-17-18 March at the Milan Trade Fair, Hall 9 Stand M19, the main European trade fair of the ITS plumbing...

Forum Piscine 2016

We will attend to Forum Piscine 2016, set in Bologna from 18th till 20st February 2016, at stand 27 – Ground Floor Forum Piscine is an important appointment for excellence...


Comer has expanded its Large diameter fittings in metric series with new 250 mm diameter of CA70 cap. Go to product specifications


There are new items in grey ball valves BVD40 series with new diameters 75, 90, 110 mm. The valves BVD40 are characterized by the presence of the threaded support, which...