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.


IFAT 2018

IFAT 2018 – May 14-18 – Messe München IFAT 2018 is the global leading trade show for water management, sewage, waste...

Mostra Convegno Expocomfort 2018

41^ Mostra Convegno Expocomfort – fieramilano 13-16 marzo/march 2018 Mostra Convegno Expocomfort is the most important Italian international event involving...

FORUM PISCINE 2018 – 10th Pool & Spa Expo and International Congress

Comer spa at the Forum Piscine in Bologna from 21 to 23 February 2018 Forum Piscine 2018 is one of...

Comer spa obtained the quality certification ISO 9001:2015

New quality certification UNI EN ISO 9001:2015 from IQNet Comer spa is pleased to announce the achievement of the certification...

New Butterfly Valves

New Butterfly Valves extend COMER wide range of PVC, ABS, PP, PE fittings, valves and technical tools. COMER Butterfly Valve...

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...

Piscine Global 2016

We will attend to Piscine Global Expo, set in Lyon from 15 till 18 November, at stand 6F 109. Piscine Global...

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...

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...

Forum Piscine 2016

We will attend to Forum Piscine 2016, set in Bologna from 18th till 20st February 2016, at stand 27 –...


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


There are new items in grey ball valves BVD40 series with new diameters 75, 90, 110 mm. The valves BVD40...